diff --git a/learn2rag/ui/messages.pot b/learn2rag/ui/messages.pot
index 356bcd9..61ce508 100644
--- a/learn2rag/ui/messages.pot
+++ b/learn2rag/ui/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-05-26 15:48+0200\n"
+"POT-Creation-Date: 2026-08-19 14:01+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -17,130 +17,130 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: Babel 2.18.0\n"
 
-#: learn2rag/ui/__init__.py:225
+#: learn2rag/ui/__init__.py:215
 #, python-format
 msgctxt "flash"
 msgid "Directory removed: %(path)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:232
+#: learn2rag/ui/__init__.py:222
 #, python-format
 msgctxt "flash"
 msgid "Failed to remove directory: %(path)s: %(message)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:291
+#: learn2rag/ui/__init__.py:281
 #, python-format
 msgid "API is not supported: %(api)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:301
+#: learn2rag/ui/__init__.py:291
 #, python-format
 msgctxt "flash"
 msgid "Added a new language model configuration: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:320
+#: learn2rag/ui/__init__.py:310
 #, python-format
 msgctxt "flash"
 msgid "Downloaded a language model: %(model)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:325
+#: learn2rag/ui/__init__.py:315
 #, python-format
 msgctxt "flash"
 msgid "Failed to download a language model: %(model)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:339
+#: learn2rag/ui/__init__.py:329
 msgctxt "flash"
 msgid "The requested language model configuration is not found"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:343
+#: learn2rag/ui/__init__.py:333
 msgctxt "flash"
 msgid ""
 "Some configured pipelines use this language model configuration, remove "
 "them first"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:347
+#: learn2rag/ui/__init__.py:337
 #, python-format
 msgctxt "flash"
 msgid "Removed language model configuration: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:367
+#: learn2rag/ui/__init__.py:359
 #, python-format
 msgctxt "flash"
 msgid "Added a new data source configuration: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:374
+#: learn2rag/ui/__init__.py:366
 msgctxt "flash"
 msgid "The requested data source configuration is not found"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:378
+#: learn2rag/ui/__init__.py:370
 msgctxt "flash"
 msgid ""
 "Some configured pipelines use this data source configuration, remove them"
 " first"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:381
+#: learn2rag/ui/__init__.py:373
 #, python-format
 msgctxt "flash"
 msgid "Removed data source configuration: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:408
+#: learn2rag/ui/__init__.py:400
 #, python-format
 msgctxt "flash"
 msgid "Added a new pipeline configuration: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:481
+#: learn2rag/ui/__init__.py:473
 #, python-format
 msgctxt "flash"
 msgid "Started the pipeline: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:483
+#: learn2rag/ui/__init__.py:475
 #, python-format
 msgctxt "flash"
 msgid "Failed to start the pipeline: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:487
+#: learn2rag/ui/__init__.py:479
 #, python-format
 msgctxt "flash"
 msgid "Could not start the pipeline: %(message)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:495 learn2rag/ui/__init__.py:519
+#: learn2rag/ui/__init__.py:487 learn2rag/ui/__init__.py:511
 msgctxt "flash"
 msgid "The requested pipeline is not found"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:502
+#: learn2rag/ui/__init__.py:494
 #, python-format
 msgctxt "flash"
 msgid "Removed pipeline: %(label)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:508
+#: learn2rag/ui/__init__.py:500
 msgctxt "flash"
 msgid "Stopped the pipeline"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:512
+#: learn2rag/ui/__init__.py:504
 #, python-format
 msgctxt "flash"
 msgid "Could not stop the pipeline: %(message)s"
 msgstr ""
 
-#: learn2rag/ui/__init__.py:551
+#: learn2rag/ui/__init__.py:543
 msgctxt "shutdown"
 msgid "Bye!"
 msgstr ""
@@ -214,13 +214,18 @@ msgstr ""
 msgid "Download is done"
 msgstr ""
 
+#: learn2rag/ui/templates/models_add.html:4
+msgctxt "tooltip"
+msgid "Expand to connect a third-party language model via API"
+msgstr ""
+
 #: learn2rag/ui/templates/models_add.html:5
 msgctxt "heading"
 msgid "Connect an external language model"
 msgstr ""
 
 #: learn2rag/ui/templates/models_add.html:12
-#: learn2rag/ui/templates/models_add.html:126
+#: learn2rag/ui/templates/models_add.html:128
 #: learn2rag/ui/templates/pipelines_add.html:3
 #: learn2rag/ui/templates/sources_add_drupal.html:4
 #: learn2rag/ui/templates/sources_add_local.html:4
@@ -231,7 +236,7 @@ msgid "Label"
 msgstr ""
 
 #: learn2rag/ui/templates/models_add.html:13
-#: learn2rag/ui/templates/models_add.html:127
+#: learn2rag/ui/templates/models_add.html:129
 msgctxt "tooltip"
 msgid "A custom display name for this language model"
 msgstr ""
@@ -241,43 +246,58 @@ msgctxt "form_label"
 msgid "API type"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:29
+#: learn2rag/ui/templates/models_add.html:17
+msgctxt "tooltip"
+msgid "Select the API provider for the language model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:31
 msgctxt "form_label"
 msgid "API URL"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:31
+#: learn2rag/ui/templates/models_add.html:33
 msgid "If you use a model from an external provider, they will see your data."
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:33
+#: learn2rag/ui/templates/models_add.html:35
 msgctxt "tooltip"
 msgid "For example: https://example.com/api"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:36
+#: learn2rag/ui/templates/models_add.html:38
 #: learn2rag/ui/templates/sources_add_drupal.html:35
 msgctxt "form_label"
 msgid "Access token"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:40
-#: learn2rag/ui/templates/models_add.html:97
-#: learn2rag/ui/templates/models_add.html:130
+#: learn2rag/ui/templates/models_add.html:39
+msgctxt "tooltip"
+msgid "Enter access token"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:42
+#: learn2rag/ui/templates/models_add.html:99
+#: learn2rag/ui/templates/models_add.html:132
 #: learn2rag/ui/templates/pipelines_add.html:11
 msgctxt "form_label"
 msgid "Language model"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:41
-#: learn2rag/ui/templates/models_add.html:98
+#: learn2rag/ui/templates/models_add.html:43
+#: learn2rag/ui/templates/models_add.html:100
 #, python-format
 msgctxt "tooltip"
 msgid "For example: %(model)s"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:43
-#: learn2rag/ui/templates/models_add.html:139
+#: learn2rag/ui/templates/models_add.html:45
+msgctxt "tooltip"
+msgid "Save these"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:45
+#: learn2rag/ui/templates/models_add.html:141
 #: learn2rag/ui/templates/pipelines_add.html:80
 #: learn2rag/ui/templates/sources_add_drupal.html:38
 #: learn2rag/ui/templates/sources_add_local.html:18
@@ -287,38 +307,68 @@ msgctxt "button"
 msgid "Save"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:52
+#: learn2rag/ui/templates/models_add.html:53
+msgctxt "tooltip"
+msgid "Expand to browse and download a local language model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:54
 msgctxt "heading"
 msgid "Download a language model"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:70
+#: learn2rag/ui/templates/models_add.html:72
 msgctxt "link"
 msgid "Website"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:83
+#: learn2rag/ui/templates/models_add.html:85
+msgctxt "tooltip"
+msgid "Select and configure this suggested language model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:85
 msgctxt "button"
 msgid "Use this suggested language model"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:90
+#: learn2rag/ui/templates/models_add.html:92
 msgid "Another model"
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:91
+#: learn2rag/ui/templates/models_add.html:93
 msgid "Download any model from Ollama library."
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:106
+#: learn2rag/ui/templates/models_add.html:104
+msgctxt "tooltip"
+msgid "Save this language model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:108
 msgid "Ollama is not running. Please restart the Learn2RAG configurator."
 msgstr ""
 
-#: learn2rag/ui/templates/models_add.html:119
+#: learn2rag/ui/templates/models_add.html:120
+msgctxt "tooltip"
+msgid "Expand to select a previously downloaded model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:121
 msgctxt "heading"
 msgid "Use previously downloaded model"
 msgstr ""
 
+#: learn2rag/ui/templates/models_add.html:133
+msgctxt "tooltip"
+msgid "Select an available Ollama language model"
+msgstr ""
+
+#: learn2rag/ui/templates/models_add.html:141
+msgctxt "tooltip"
+msgid "save Ollama Language model"
+msgstr ""
+
 #: learn2rag/ui/templates/models_list.html:4
 #: learn2rag/ui/templates/pipelines_list.html:10
 #: learn2rag/ui/templates/sources_list.html:4
@@ -347,19 +397,19 @@ msgctxt "column_heading"
 msgid "Language model"
 msgstr ""
 
-#: learn2rag/ui/templates/models_list.html:21
+#: learn2rag/ui/templates/models_list.html:25
 msgctxt "tooltip"
 msgid "Unknown value"
 msgstr ""
 
-#: learn2rag/ui/templates/models_list.html:28
+#: learn2rag/ui/templates/models_list.html:32
 #, python-format
 msgid ""
 "Are you sure you want to remove this language model configuration: "
 "%(label)s?"
 msgstr ""
 
-#: learn2rag/ui/templates/models_list.html:30
+#: learn2rag/ui/templates/models_list.html:34
 #: learn2rag/ui/templates/sources_list.html:19
 msgctxt "button"
 msgid "Remove"
@@ -370,6 +420,11 @@ msgctxt "title"
 msgid "Language models"
 msgstr ""
 
+#: learn2rag/ui/templates/models_page.html:9
+msgctxt "tooltip"
+msgid "Expand to add and configure a new language model"
+msgstr ""
+
 #: learn2rag/ui/templates/models_page.html:10
 msgctxt "button"
 msgid "Add a new language model"
@@ -385,6 +440,16 @@ msgctxt "form_label"
 msgid "Storage directory path"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:8
+msgctxt "tooltip"
+msgid "Enter the directory path for data storage"
+msgstr ""
+
+#: learn2rag/ui/templates/pipelines_add.html:12
+msgctxt "tooltip"
+msgid "Select the language model to use for this configuration"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:19
 msgctxt "form_label"
 msgid "Data sources"
@@ -400,6 +465,11 @@ msgctxt "button"
 msgid "Unselect all"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:34
+msgctxt "tooltip"
+msgid "Expand to view advanced configuration options"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:35
 msgid "Advanced configuration"
 msgstr ""
@@ -409,11 +479,21 @@ msgctxt "form_label"
 msgid "Automatically import data with interval (hours)"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:43
+msgctxt "tooltip"
+msgid "Set the interval in hours between scheduled data imports"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:47
 msgctxt "form_label"
 msgid "Chat proxy URL"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:48
+msgctxt "tooltip"
+msgid "Enter the URL for the chat proxy server"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:50
 msgctxt "form_label"
 msgid "Ports"
@@ -423,21 +503,41 @@ msgstr ""
 msgid "Optional"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:56
+msgctxt "tooltip"
+msgid "Enter the network port number for the user interface"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:57
 msgctxt "form_label"
 msgid "User interface"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:60
+msgctxt "tooltip"
+msgid "Enter the network port number for the internal RAG service"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:61
 msgctxt "form_label"
 msgid "Internal RAG service"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:64
+msgctxt "tooltip"
+msgid "Enter the network port number for the internal vector store"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:65
 msgctxt "form_label"
 msgid "Internal vector store"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:68
+msgctxt "tooltip"
+msgid "Enter the network port number for an additional internal service"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_add.html:69
 msgctxt "form_label"
 msgid "Additional internal port"
@@ -448,6 +548,11 @@ msgctxt "form_label"
 msgid "Immediately start the data import and the chat interface"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_add.html:80
+msgctxt "tooltip"
+msgid "Save your changes"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_list.html:11
 msgctxt "column_heading"
 msgid "Storage directory path"
@@ -514,6 +619,11 @@ msgid ""
 "%(label)s?"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_list.html:112
+msgctxt "tooltip"
+msgid "Delete the stored data"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_list.html:113
 msgctxt "button"
 msgid "Remove the stored data"
@@ -526,6 +636,11 @@ msgid ""
 "stored data: %(label)s?"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_list.html:120
+msgctxt "tooltip"
+msgid "Delete the stored data and the pipeline"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_list.html:121
 msgctxt "button"
 msgid "Remove the stored data and the pipeline"
@@ -536,26 +651,51 @@ msgctxt "title"
 msgid "Pipelines"
 msgstr ""
 
+#: learn2rag/ui/templates/pipelines_page.html:9
+msgctxt "tooltip"
+msgid "Expand to add and configure a new pipeline"
+msgstr ""
+
 #: learn2rag/ui/templates/pipelines_page.html:10
 msgctxt "button"
 msgid "Add a new pipeline"
 msgstr ""
 
+#: learn2rag/ui/templates/sources_add.html:4
+msgctxt "tooltip"
+msgid "Expand to add a local file or directory"
+msgstr ""
+
 #: learn2rag/ui/templates/sources_add.html:5
 msgctxt "heading"
 msgid "Local file or directory"
 msgstr ""
 
+#: learn2rag/ui/templates/sources_add.html:16
+msgctxt "tooltip"
+msgid "Expand to add a web page"
+msgstr ""
+
 #: learn2rag/ui/templates/sources_add.html:17
 msgctxt "heading"
 msgid "Web page"
 msgstr ""
 
+#: learn2rag/ui/templates/sources_add.html:28
+msgctxt "tooltip"
+msgid "Expand to add a SharePoint site"
+msgstr ""
+
 #: learn2rag/ui/templates/sources_add.html:29
 msgctxt "heading"
 msgid "Sharepoint"
 msgstr ""
 
+#: learn2rag/ui/templates/sources_add.html:40
+msgctxt "tooltip"
+msgid "Expand to add a Drupal site"
+msgstr ""
+
 #: learn2rag/ui/templates/sources_add.html:41
 msgctxt "heading"
 msgid "Drupal"
diff --git a/learn2rag/ui/templates/compose/pipelines/continuous.yml b/learn2rag/ui/templates/compose/pipelines/continuous.yml
index 638ba4d..3769161 100644
--- a/learn2rag/ui/templates/compose/pipelines/continuous.yml
+++ b/learn2rag/ui/templates/compose/pipelines/continuous.yml
@@ -1,5 +1,6 @@
 name: continuous
 label: Start
+description: "Start the pipeline with continuous data import"
 ports:
   # TODO: labels in the interface currently assume a specific port order
   - ui
diff --git a/learn2rag/ui/templates/compose/pipelines/import.yml b/learn2rag/ui/templates/compose/pipelines/import.yml
index c2dc783..fce3aa9 100644
--- a/learn2rag/ui/templates/compose/pipelines/import.yml
+++ b/learn2rag/ui/templates/compose/pipelines/import.yml
@@ -1,5 +1,6 @@
 name: import
 label: Start one-time import
+description: "Start the pipeline with one time data import"
 ports:
   # TODO: UI port is not used; labels in the interface currently assume a specific port order
   - ui
diff --git a/learn2rag/ui/templates/compose/pipelines/pipeline.yml b/learn2rag/ui/templates/compose/pipelines/pipeline.yml
index cdce8b5..096f7b6 100644
--- a/learn2rag/ui/templates/compose/pipelines/pipeline.yml
+++ b/learn2rag/ui/templates/compose/pipelines/pipeline.yml
@@ -1,5 +1,6 @@
 name: pipeline
 label: Start only the chat
+description: "Start the chat only with no import "
 ports:
   # TODO: labels in the interface currently assume a specific port order
   - ui
diff --git a/learn2rag/ui/templates/firststeps_pipelines.html b/learn2rag/ui/templates/firststeps_pipelines.html
index 5d0632e..41cae88 100644
--- a/learn2rag/ui/templates/firststeps_pipelines.html
+++ b/learn2rag/ui/templates/firststeps_pipelines.html
@@ -14,11 +14,11 @@ <h4 class="alert-heading">You do not have any pipelines configured</h4>
         {% endfor %}
         <input type="hidden" name="import_schedule_interval_hours" value="12"/>
         <input type="hidden" name="now" value="yes"/>
-        <button type="submit" class="btn btn-primary">🪄 Yes, automatically configure a pipeline</button>
+        <button type="submit" class="btn btn-primary" title="{{ pgettext('tooltip','Start the automated pipeline optimization process')}}">🪄 {{ pgettext('first-step','Yes, automatically configure a pipeline')}}</button>
       </form>
     </div>
     <div class="btn-group me-2" role="group">
-      <a href="{{ url_for('pipelines_list') }}" class="btn btn-link">More options</a>
+      <a href="{{ url_for('pipelines_list') }}" class="btn btn-link" title="View and manage all available pipelines">{{ pgettext('first-step','More options')}}</a>
     </div>
   </div>
 </div>
diff --git a/learn2rag/ui/templates/firststeps_sources.html b/learn2rag/ui/templates/firststeps_sources.html
index 9af689e..c508680 100644
--- a/learn2rag/ui/templates/firststeps_sources.html
+++ b/learn2rag/ui/templates/firststeps_sources.html
@@ -8,11 +8,13 @@ <h4 class="alert-heading">You do not have any data sources selected</h4>
         <input type="hidden" name="type" value="local"/>
         <input type="hidden" name="label" value="~/Documents/RAG"/>
         <input type="hidden" name="path" value="~/Documents/RAG"/>
-        <button type="submit" class="btn btn-primary">🪄 Yes, add my <code>~/Documents/RAG</code> folder</button>
+        <button type="submit" class="btn btn-primary" title="{{ pgettext('tooltip', 'Include documents from %(path)s folder', path='~/Documents/RAG') }}">
+          🪄 {{ pgettext('first-step', 'Yes, add my <code>%(path)s</code> folder', path='~/Documents/RAG') | safe }}
+        </button>
       </form>
     </div>
     <div class="btn-group me-2" role="group">
-      <a href="{{ url_for('sources_list') }}" class="btn btn-link">More options</a>
+      <a href="{{ url_for('sources_list') }}" class="btn btn-link">{{ pgettext('first-step','More options')}}</a>
     </div>
   </div>
 </div>
diff --git a/learn2rag/ui/templates/models_add.html b/learn2rag/ui/templates/models_add.html
index 15823e0..05e326f 100644
--- a/learn2rag/ui/templates/models_add.html
+++ b/learn2rag/ui/templates/models_add.html
@@ -1,7 +1,7 @@
 <div class="accordion" id="accordionCreate">
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateConnect" aria-expanded="false" aria-controls="collapseCreateConnect">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateConnect" aria-expanded="false" aria-controls="collapseCreateConnect" title="{{ pgettext('tooltip','Expand to connect a third-party language model via API')}}">
         {{pgettext('heading', 'Connect an external language model')}}
       </button>
     </h2>
@@ -14,7 +14,7 @@ <h2 class="accordion-header">
           </div>
           <div class="mb-3">
             <label for="api" class="form-label">{{pgettext('form_label', 'API type')}}</label>
-            <select required="required" class="form-select" name="api">
+            <select required="required" class="form-select" name="api" title="{{ pgettext('tooltip','Select the API provider for the language model')}}">
               {% for llm_client in llm.llms.values() %}
               {% if llm_client.LABEL %}
               <option
@@ -36,13 +36,13 @@ <h2 class="accordion-header">
           </div>
           <div class="mb-3">
             <label for="token" class="form-label">{{pgettext('form_label', 'Access token')}}</label>
-            <input class="form-control" name="token">
+            <input class="form-control" name="token" title="{{ pgettext('tooltip','Enter access token')}}">
           </div>
           <div class="mb-3">
             <label for="model" class="form-label">{{pgettext('form_label', 'Language model')}}</label>
             <input required="required" class="form-control" name="model" title="{{pgettext('tooltip', 'For example: %(model)s', model=firststeps_model.get('config', {}).get('model'))}}">
           </div>
-          <button type="submit" class="btn btn-primary">{{pgettext('button', 'Save')}}</button>
+          <button type="submit" class="btn btn-primary" title="{{ pgettext('tooltip','Save these')}}">{{pgettext('button', 'Save')}}</button>
         </form>
       </div>
     </div>
@@ -50,7 +50,7 @@ <h2 class="accordion-header">
   {% if suggested_models %}
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateSuggested" aria-expanded="false" aria-controls="collapseCreateSuggested">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateSuggested" aria-expanded="false" aria-controls="collapseCreateSuggested" title="{{ pgettext('tooltip','Expand to browse and download a local language model')}}">
         {{pgettext('heading', 'Download a language model')}}
       </button>
     </h2>
@@ -123,7 +123,7 @@ <h5 class="card-title">{{gettext('Another model')}}</h5>
   {% if ollama_models %}
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateOllamaSelect" aria-expanded="false" aria-controls="collapseCreateOllamaSelect">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateOllamaSelect" aria-expanded="false" aria-controls="collapseCreateOllamaSelect" title="{{ pgettext('tooltip','Expand to select a previously downloaded model')}}">
         {{pgettext('heading', 'Use previously downloaded model')}}
       </button>
     </h2>
@@ -136,7 +136,7 @@ <h2 class="accordion-header">
           </div>
           <div class="mb-3">
             <label for="ollama_list" class="form-label">{{pgettext('form_label', 'Language model')}}</label>
-            <select class="form-select" name="model">
+            <select class="form-select" name="model" title="{{ pgettext('tooltip','Select an available Ollama language model')}}">
               {% for ollama_model in ollama_models %}
               <option value="{{ ollama_model.model }}">{{ ollama_model.model }}</option>
               {% endfor %}
@@ -144,7 +144,7 @@ <h2 class="accordion-header">
           </div>
           <input type="hidden" name="api" value="{{ llm.OllamaClient.ID }}"/>
           <input type="hidden" name="ollama" value="use"/>
-          <button type="submit" class="btn btn-primary">{{pgettext('button', 'Save')}}</button>
+          <button type="submit" class="btn btn-primary" title="{{ pgettext('tooltip','save Ollama Language model')}}">{{pgettext('button', 'Save')}}</button>
         </form>
       </div>
     </div>
diff --git a/learn2rag/ui/templates/models_page.html b/learn2rag/ui/templates/models_page.html
index bef5616..c8346fc 100644
--- a/learn2rag/ui/templates/models_page.html
+++ b/learn2rag/ui/templates/models_page.html
@@ -6,7 +6,7 @@ <h1>{% block title %}{{pgettext('title', 'Language models')}}{% endblock %}</h1>
 
 {% block content %}
 <p class="d-inline-flex gap-1">
-  <button accesskey="n" class="btn btn-primary" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreate" aria-expanded="false" aria-controls="collapseCreate">
+  <button accesskey="n" class="btn btn-primary" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreate" aria-expanded="false" aria-controls="collapseCreate" title="{{ pgettext('tooltip','Expand to add and configure a new language model')}}">
     {{pgettext('button', 'Add a new language model')}}
   </button>
 </p>
diff --git a/learn2rag/ui/templates/pipelines_add.html b/learn2rag/ui/templates/pipelines_add.html
index 2e7d797..5e1a2b3 100644
--- a/learn2rag/ui/templates/pipelines_add.html
+++ b/learn2rag/ui/templates/pipelines_add.html
@@ -5,11 +5,11 @@
   </div>
   <div class="mb-3">
     <label for="url" class="form-label">{{pgettext('form_label', 'Storage directory path')}}</label>
-    <input required="required" class="form-control" name="storage_path" value="{{default_storage_prefix}}{{current_timestamp}}" data-default-prefix="{{default_storage_prefix}}"/>
+    <input required="required" class="form-control" name="storage_path" value="{{default_storage_prefix}}{{current_timestamp}}" data-default-prefix="{{default_storage_prefix}}" title="{{ pgettext('tooltip','Enter the directory path for data storage')}}"/>
   </div>
   <div class="mb-3">
     <label for="language_model" class="form-label">{{pgettext('form_label', 'Language model')}}</label>
-    <select class="form-select" name="language_model">
+    <select class="form-select" name="language_model" title="{{ pgettext('tooltip','Select the language model to use for this configuration')}}">
       {% for name, language_model in models.items() %}
       <option value="{{ name }}">{{ language_model.label }} ({{ language_model.model }})</option>
       {% endfor %}
@@ -31,7 +31,7 @@
     {% endfor %}
   </div>
   <div class="mb-3">
-    <button class="btn btn-secondary" type="button" data-bs-toggle="collapse" data-bs-target=".advanced-configuration">
+    <button class="btn btn-secondary" type="button" data-bs-toggle="collapse" data-bs-target=".advanced-configuration" title="{{ pgettext('tooltip','Expand to view advanced configuration options')}}">
       {{gettext('Advanced configuration')}}
     </button>
   </div>
@@ -40,12 +40,12 @@
       <label for="import_schedule_interval_hours" class="form-label">{{pgettext('form_label', 'Automatically import data with interval (hours)')}}</label>
       <input class="form-control" name="import_schedule_interval_hours"
              type="number" min="0" step="any"
-             value="12"
+             value="12" title="{{ pgettext('tooltip','Set the interval in hours between scheduled data imports')}}"
              />
     </div>
     <div class="mb-3">
       <label for="ports" class="form-label">{{pgettext('form_label', 'Chat proxy URL')}}</label>
-      <input class="form-control" name="chat_proxy_url" type="url">
+      <input class="form-control" name="chat_proxy_url" type="url" title="{{ pgettext('tooltip','Enter the URL for the chat proxy server')}}">
     </div>
     <label for="ports" class="form-label">{{pgettext('form_label', 'Ports')}}</label>
     <small class="text-body-secondary">{{gettext('Optional')}}</small>
@@ -53,19 +53,19 @@
     </div>
     {# TODO: labels in the interface currently assume a specific port order in all corresponding .yml files #}
     <div class="form-floating mb-3">
-      <input class="form-control" name="ports" type="number" min="1" max="65535">
+      <input class="form-control" name="ports" type="number" min="1" max="65535" title="{{ pgettext('tooltip','Enter the network port number for the user interface')}}">
       <label for="ports" class="form-label">{{pgettext('form_label', 'User interface')}}</label>
     </div>
     <div class="form-floating mb-3">
-      <input class="form-control" name="ports" type="number" min="1" max="65535">
+      <input class="form-control" name="ports" type="number" min="1" max="65535" title="{{ pgettext('tooltip','Enter the network port number for the internal RAG service')}}">
       <label for="ports">{{pgettext('form_label', 'Internal RAG service')}}</label>
     </div>
     <div class="form-floating mb-3">
-      <input class="form-control" name="ports" type="number" min="1" max="65535">
+      <input class="form-control" name="ports" type="number" min="1" max="65535" title="{{ pgettext('tooltip','Enter the network port number for the internal vector store')}}">
       <label for="ports">{{pgettext('form_label', 'Internal vector store')}}</label>
     </div>
     <div class="form-floating mb-3">
-      <input class="form-control" name="ports" type="number" min="1" max="65535">
+      <input class="form-control" name="ports" type="number" min="1" max="65535" title="{{ pgettext('tooltip','Enter the network port number for an additional internal service')}}">
       <label for="ports">{{pgettext('form_label', 'Additional internal port')}}</label>
     </div>
   </div>
@@ -77,7 +77,7 @@
       </label>
     </div>
   </div>
-  <button type="submit" class="btn btn-primary">{{pgettext('button', 'Save')}}</button>
+  <button type="submit" class="btn btn-primary" title="{{ pgettext('tooltip','Save your changes')}}">{{pgettext('button', 'Save')}}</button>
 </form>
 
 <script>
diff --git a/learn2rag/ui/templates/pipelines_list.html b/learn2rag/ui/templates/pipelines_list.html
index dd6dc13..83b0ea7 100644
--- a/learn2rag/ui/templates/pipelines_list.html
+++ b/learn2rag/ui/templates/pipelines_list.html
@@ -1,6 +1,6 @@
 {% macro pipeline_start(name, project, cls) %}
 <form method="POST" action="{{ url_for('pipeline_action', name=name) }}">
-  <button class="{{ cls }}" type="submit" name="action" value="start:{{ project.name }}">{{project.label}}</button>
+  <button class="{{ cls }}" type="submit" name="action" value="start:{{ project.name }}" title="{{project.description}}">{{project.label}}</button>
 </form>
 {% endmacro %}
 
@@ -114,7 +114,7 @@
                   <li>
                     <form method="POST" action="{{ url_for('pipeline_action', name=name) }}" hx-boost="true" hx-confirm="{{gettext('Are you sure you want to remove all data stored for this pipeline: %(label)s?', label=pipeline.label)}}">
                       <input type="hidden" name="action" value="clean"/>
-                      <button type="submit" class="dropdown-item text-bg-danger">
+                      <button type="submit" class="dropdown-item text-bg-danger" title="{{ pgettext('tooltip','Delete the stored data')}}">
                         {{pgettext('button', 'Remove the stored data')}}
                       </button>
                     </form>
@@ -122,7 +122,7 @@
                   <li>
                     <form method="POST" action="{{ url_for('pipeline_action', name=name) }}" hx-boost="true" hx-confirm="{{gettext('Are you sure you want to remove this pipeline configuration and all its stored data: %(label)s?', label=pipeline.label)}}">
                       <input type="hidden" name="action" value="delete"/>
-                      <button type="submit" class="dropdown-item text-bg-danger">
+                      <button type="submit" class="dropdown-item text-bg-danger" title="{{ pgettext('tooltip','Delete the stored data and the pipeline')}}">
                         {{pgettext('button', 'Remove the stored data and the pipeline')}}
                       </button>
                     </form>
diff --git a/learn2rag/ui/templates/pipelines_page.html b/learn2rag/ui/templates/pipelines_page.html
index 95789a5..b55d722 100644
--- a/learn2rag/ui/templates/pipelines_page.html
+++ b/learn2rag/ui/templates/pipelines_page.html
@@ -6,7 +6,7 @@ <h1>{% block title %}{{pgettext('title', 'Pipelines')}}{% endblock %}</h1>
 
 {% block content %}
 <p class="d-inline-flex gap-1">
-  <button accesskey="n" class="btn btn-primary" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreate" aria-expanded="false" aria-controls="collapseCreate">
+  <button accesskey="n" class="btn btn-primary" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreate" aria-expanded="false" aria-controls="collapseCreate" title="{{ pgettext('tooltip','Expand to add and configure a new pipeline')}}">
     {{pgettext('button', 'Add a new pipeline')}}
   </button>
 </p>
diff --git a/learn2rag/ui/templates/sources_add.html b/learn2rag/ui/templates/sources_add.html
index 75e9ec3..d48b070 100644
--- a/learn2rag/ui/templates/sources_add.html
+++ b/learn2rag/ui/templates/sources_add.html
@@ -1,7 +1,7 @@
 <div class="accordion" id="accordionCreate">
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateLocal" aria-expanded="false" aria-controls="collapseCreateLocal">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateLocal" aria-expanded="false" aria-controls="collapseCreateLocal" title="{{ pgettext('tooltip','Expand to add a local file or directory')}}">
         {{pgettext('heading', 'Local file or directory')}}
       </button>
     </h2>
@@ -13,7 +13,7 @@ <h2 class="accordion-header">
   </div>
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateWeb" aria-expanded="false" aria-controls="collapseCreateWeb">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateWeb" aria-expanded="false" aria-controls="collapseCreateWeb" title="{{ pgettext('tooltip','Expand to add a web page')}}" >
         {{pgettext('heading', 'Web page')}}
       </button>
     </h2>
@@ -25,7 +25,7 @@ <h2 class="accordion-header">
   </div>
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateSharepoint" aria-expanded="false" aria-controls="collapseCreateSharepoint">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateSharepoint" aria-expanded="false" aria-controls="collapseCreateSharepoint" title="{{ pgettext('tooltip','Expand to add a SharePoint site')}}">
         {{pgettext('heading', 'Sharepoint')}}
       </button>
     </h2>
@@ -37,7 +37,7 @@ <h2 class="accordion-header">
   </div>
   <div class="accordion-item">
     <h2 class="accordion-header">
-      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateDrupal" aria-expanded="false" aria-controls="collapseCreateDrupal">
+      <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseCreateDrupal" aria-expanded="false" aria-controls="collapseCreateDrupal" title="{{ pgettext('tooltip','Expand to add a Drupal site')}}">
         {{pgettext('heading', 'Drupal')}}
       </button>
     </h2>
diff --git a/learn2rag/ui/translations/de/LC_MESSAGES/messages.po b/learn2rag/ui/translations/de/LC_MESSAGES/messages.po
index 501e3a6..2ad08fb 100644
--- a/learn2rag/ui/translations/de/LC_MESSAGES/messages.po
+++ b/learn2rag/ui/translations/de/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-05-26 15:48+0200\n"
+"POT-Creation-Date: 2026-08-20 13:26+0200\n"
 "PO-Revision-Date: 2026-05-26 15:48+0200\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: de\n"
@@ -18,47 +18,47 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: Babel 2.18.0\n"
 
-#: learn2rag/ui/__init__.py:225
+#: learn2rag/ui/__init__.py:215
 #, python-format
 msgctxt "flash"
 msgid "Directory removed: %(path)s"
 msgstr "Verzeichnis entfernt: %(path)s"
 
-#: learn2rag/ui/__init__.py:232
+#: learn2rag/ui/__init__.py:222
 #, python-format
 msgctxt "flash"
 msgid "Failed to remove directory: %(path)s: %(message)s"
 msgstr "Kann den Dateipfad nicht entfernen: %(path)s: %(message)s"
 
-#: learn2rag/ui/__init__.py:291
+#: learn2rag/ui/__init__.py:281
 #, python-format
 msgid "API is not supported: %(api)s"
 msgstr "API wird nicht unterstützt: %(api)s"
 
-#: learn2rag/ui/__init__.py:301
+#: learn2rag/ui/__init__.py:291
 #, python-format
 msgctxt "flash"
 msgid "Added a new language model configuration: %(label)s"
 msgstr "Neue Modellkonfiguration hinzugefügt: %(label)s"
 
-#: learn2rag/ui/__init__.py:320
+#: learn2rag/ui/__init__.py:310
 #, python-format
 msgctxt "flash"
 msgid "Downloaded a language model: %(model)s"
 msgstr "Sprachmodell %(model)s heruntergeladen"
 
-#: learn2rag/ui/__init__.py:325
+#: learn2rag/ui/__init__.py:315
 #, python-format
 msgctxt "flash"
 msgid "Failed to download a language model: %(model)s"
 msgstr "Das Herunterladen des Sprachmodells %(model)s ist fehlgeschlagenn"
 
-#: learn2rag/ui/__init__.py:339
+#: learn2rag/ui/__init__.py:329
 msgctxt "flash"
 msgid "The requested language model configuration is not found"
 msgstr "Die gewünschte Pipeline konnte nicht gefunden werden"
 
-#: learn2rag/ui/__init__.py:343
+#: learn2rag/ui/__init__.py:333
 msgctxt "flash"
 msgid ""
 "Some configured pipelines use this language model configuration, remove "
@@ -67,24 +67,24 @@ msgstr ""
 "Einige konfigurierte Pipelines verwenden diese Sprachmodellkonfiguration,"
 " entfernen sie zuerst"
 
-#: learn2rag/ui/__init__.py:347
+#: learn2rag/ui/__init__.py:337
 #, python-format
 msgctxt "flash"
 msgid "Removed language model configuration: %(label)s"
 msgstr "Entfernen der Konfiguration: %(label)s"
 
-#: learn2rag/ui/__init__.py:367
+#: learn2rag/ui/__init__.py:359
 #, python-format
 msgctxt "flash"
 msgid "Added a new data source configuration: %(label)s"
 msgstr "Neue Datenquellenkonfiguration hinzugefügt: %(label)s"
 
-#: learn2rag/ui/__init__.py:374
+#: learn2rag/ui/__init__.py:366
 msgctxt "flash"
 msgid "The requested data source configuration is not found"
 msgstr "Die gewünschte Datenquellenkonfiguration konnte nicht gefunden werden"
 
-#: learn2rag/ui/__init__.py:378
+#: learn2rag/ui/__init__.py:370
 msgctxt "flash"
 msgid ""
 "Some configured pipelines use this data source configuration, remove them"
@@ -93,59 +93,59 @@ msgstr ""
 "Einige konfigurierte Pipelines nutzen diese Datenquellenkonfiguration, "
 "entfernen sie zuerst"
 
-#: learn2rag/ui/__init__.py:381
+#: learn2rag/ui/__init__.py:373
 #, python-format
 msgctxt "flash"
 msgid "Removed data source configuration: %(label)s"
 msgstr "Entfernen der Konfiguration: %(label)s"
 
-#: learn2rag/ui/__init__.py:408
+#: learn2rag/ui/__init__.py:400
 #, python-format
 msgctxt "flash"
 msgid "Added a new pipeline configuration: %(label)s"
 msgstr "Neue Pipeline-Konfiguration hinzugefügt: %(label)s"
 
-#: learn2rag/ui/__init__.py:481
+#: learn2rag/ui/__init__.py:474
 #, python-format
 msgctxt "flash"
 msgid "Started the pipeline: %(label)s"
 msgstr "Pipeline gestartet: %(label)s"
 
-#: learn2rag/ui/__init__.py:483
+#: learn2rag/ui/__init__.py:476
 #, python-format
 msgctxt "flash"
 msgid "Failed to start the pipeline: %(label)s"
 msgstr "Pipeline konnte nicht gestartet werden: %(label)s"
 
-#: learn2rag/ui/__init__.py:487
+#: learn2rag/ui/__init__.py:480
 #, python-format
 msgctxt "flash"
 msgid "Could not start the pipeline: %(message)s"
 msgstr "Pipeline konnte nicht gestartet werden: %(message)s"
 
-#: learn2rag/ui/__init__.py:495 learn2rag/ui/__init__.py:519
+#: learn2rag/ui/__init__.py:488 learn2rag/ui/__init__.py:512
 msgctxt "flash"
 msgid "The requested pipeline is not found"
 msgstr "Die gewünschte Pipeline konnte nicht gefunden werden"
 
-#: learn2rag/ui/__init__.py:502
+#: learn2rag/ui/__init__.py:495
 #, python-format
 msgctxt "flash"
 msgid "Removed pipeline: %(label)s"
 msgstr "Die Pipeline entfernt: %(label)s"
 
-#: learn2rag/ui/__init__.py:508
+#: learn2rag/ui/__init__.py:501
 msgctxt "flash"
 msgid "Stopped the pipeline"
 msgstr "Pipeline gestoppt"
 
-#: learn2rag/ui/__init__.py:512
+#: learn2rag/ui/__init__.py:505
 #, python-format
 msgctxt "flash"
 msgid "Could not stop the pipeline: %(message)s"
 msgstr "Pipeline konnte nicht gestoppt werden: %(message)s"
 
-#: learn2rag/ui/__init__.py:551
+#: learn2rag/ui/__init__.py:544
 msgctxt "shutdown"
 msgid "Bye!"
 msgstr "Auf Wiedersehen!"
@@ -210,6 +210,34 @@ msgctxt "button"
 msgid "More options"
 msgstr "Weitere Optionen"
 
+#: learn2rag/ui/templates/firststeps_pipelines.html:17
+msgctxt "tooltip"
+msgid "Start the automated pipeline optimization process"
+msgstr ""
+
+#: learn2rag/ui/templates/firststeps_pipelines.html:17
+msgctxt "first-step"
+msgid "Yes, automatically configure a pipeline"
+msgstr "Ja, eine Pipeline automatisch konfigurieren"
+
+#: learn2rag/ui/templates/firststeps_pipelines.html:21
+#: learn2rag/ui/templates/firststeps_sources.html:17
+msgctxt "first-step"
+msgid "More options"
+msgstr "Weitere Optionen"
+
+#: learn2rag/ui/templates/firststeps_sources.html:11
+#, python-format
+msgctxt "tooltip"
+msgid "Include documents from %(path)s folder"
+msgstr "Dokumente aus dem Ordner %(path)s einbeziehen"
+
+#: learn2rag/ui/templates/firststeps_sources.html:12
+#, python-format
+msgctxt "first-step"
+msgid "Yes, add my <code>%(path)s</code> folder"
+msgstr "Ja, füge meinen <code>%(path)s</code>-Ordner hinzu."
+
 #: learn2rag/ui/templates/model_pulling.html:6
 msgid "The language model is downloading, please wait"
 msgstr "Das Sprachmodell ist heruntergeladen, bitte warten"
@@ -222,15 +250,23 @@ msgstr "Das Herunterladen gelang nicht"
 msgid "Download is done"
 msgstr "Das Herunterladen ist fertig"
 
+#: learn2rag/ui/templates/models_add.html:4
+msgctxt "tooltip"
+msgid "Expand to connect a third-party language model via API"
+msgstr ""
+"Erweitern Sie das System, um ein Sprachmodell eines Drittanbieters per "
+"API anzubinden."
+
 #: learn2rag/ui/templates/models_add.html:5
 msgctxt "heading"
 msgid "Connect an external language model"
 msgstr "Ein externes Sprachmodell anbinden"
 
 #: learn2rag/ui/templates/models_add.html:12
-#: learn2rag/ui/templates/models_add.html:126
+#: learn2rag/ui/templates/models_add.html:134
 #: learn2rag/ui/templates/pipelines_add.html:3
 #: learn2rag/ui/templates/sources_add_drupal.html:4
+#: learn2rag/ui/templates/sources_add_jira.html:4
 #: learn2rag/ui/templates/sources_add_local.html:4
 #: learn2rag/ui/templates/sources_add_sharepoint.html:5
 #: learn2rag/ui/templates/sources_add_web.html:4
@@ -239,7 +275,7 @@ msgid "Label"
 msgstr "Name"
 
 #: learn2rag/ui/templates/models_add.html:13
-#: learn2rag/ui/templates/models_add.html:127
+#: learn2rag/ui/templates/models_add.html:135
 msgctxt "tooltip"
 msgid "A custom display name for this language model"
 msgstr "Ein individueller Anzeigename"
@@ -249,47 +285,64 @@ msgctxt "form_label"
 msgid "API type"
 msgstr "API Typ"
 
-#: learn2rag/ui/templates/models_add.html:29
+#: learn2rag/ui/templates/models_add.html:17
+msgctxt "tooltip"
+msgid "Select the API provider for the language model"
+msgstr "Wählen Sie den API-Anbieter für das Sprachmodell aus."
+
+#: learn2rag/ui/templates/models_add.html:31
 msgctxt "form_label"
 msgid "API URL"
 msgstr "API URL"
 
-#: learn2rag/ui/templates/models_add.html:31
+#: learn2rag/ui/templates/models_add.html:33
 msgid "If you use a model from an external provider, they will see your data."
 msgstr ""
 "Wenn Sie ein Modell eines externen Anbieters verwenden, hat dieser "
 "Zugriff auf Ihre Daten."
 
-#: learn2rag/ui/templates/models_add.html:33
+#: learn2rag/ui/templates/models_add.html:35
 msgctxt "tooltip"
 msgid "For example: https://example.com/api"
 msgstr "Zum Beispiel: https://example.com/api"
 
-#: learn2rag/ui/templates/models_add.html:36
+#: learn2rag/ui/templates/models_add.html:38
 #: learn2rag/ui/templates/sources_add_drupal.html:35
+#: learn2rag/ui/templates/sources_add_jira.html:26
 msgctxt "form_label"
 msgid "Access token"
 msgstr "Zugans-Token"
 
-#: learn2rag/ui/templates/models_add.html:40
-#: learn2rag/ui/templates/models_add.html:97
-#: learn2rag/ui/templates/models_add.html:130
+#: learn2rag/ui/templates/models_add.html:39
+msgctxt "tooltip"
+msgid "Enter access token"
+msgstr "Zugriffstoken eingeben"
+
+#: learn2rag/ui/templates/models_add.html:42
+#: learn2rag/ui/templates/models_add.html:103
+#: learn2rag/ui/templates/models_add.html:138
 #: learn2rag/ui/templates/pipelines_add.html:11
 msgctxt "form_label"
 msgid "Language model"
 msgstr "Sprachmodell"
 
-#: learn2rag/ui/templates/models_add.html:41
-#: learn2rag/ui/templates/models_add.html:98
+#: learn2rag/ui/templates/models_add.html:43
+#: learn2rag/ui/templates/models_add.html:104
 #, python-format
 msgctxt "tooltip"
 msgid "For example: %(model)s"
 msgstr "Zum Beispiel: %(model)s"
 
-#: learn2rag/ui/templates/models_add.html:43
-#: learn2rag/ui/templates/models_add.html:139
+#: learn2rag/ui/templates/models_add.html:45
+msgctxt "tooltip"
+msgid "Save these"
+msgstr "Speichere diese"
+
+#: learn2rag/ui/templates/models_add.html:45
+#: learn2rag/ui/templates/models_add.html:147
 #: learn2rag/ui/templates/pipelines_add.html:80
 #: learn2rag/ui/templates/sources_add_drupal.html:38
+#: learn2rag/ui/templates/sources_add_jira.html:37
 #: learn2rag/ui/templates/sources_add_local.html:18
 #: learn2rag/ui/templates/sources_add_sharepoint.html:66
 #: learn2rag/ui/templates/sources_add_web.html:13
@@ -297,38 +350,58 @@ msgctxt "button"
 msgid "Save"
 msgstr "Speichern"
 
-#: learn2rag/ui/templates/models_add.html:52
+#: learn2rag/ui/templates/models_add.html:53
+msgctxt "tooltip"
+msgid "Expand to browse and download a local language model"
+msgstr "Erweitern, um ein lokales Sprachmodell zu durchsuchen und herunterzuladen."
+
+#: learn2rag/ui/templates/models_add.html:54
 msgctxt "heading"
 msgid "Download a language model"
 msgstr "Neues Sprachmodell herunterladen"
 
-#: learn2rag/ui/templates/models_add.html:70
+#: learn2rag/ui/templates/models_add.html:74
 msgctxt "link"
 msgid "Website"
 msgstr "Webseite"
 
-#: learn2rag/ui/templates/models_add.html:83
+#: learn2rag/ui/templates/models_add.html:87
 msgctxt "button"
 msgid "Use this suggested language model"
 msgstr "Empfohlenes Sprachmodell verwenden"
 
-#: learn2rag/ui/templates/models_add.html:90
+#: learn2rag/ui/templates/models_add.html:96
 msgid "Another model"
 msgstr "Ein weiteres Sprachmodell"
 
-#: learn2rag/ui/templates/models_add.html:91
+#: learn2rag/ui/templates/models_add.html:97
 msgid "Download any model from Ollama library."
 msgstr "Laden Sie jedes Modell aus der Ollama herunter."
 
-#: learn2rag/ui/templates/models_add.html:106
+#: learn2rag/ui/templates/models_add.html:112
 msgid "Ollama is not running. Please restart the Learn2RAG configurator."
 msgstr "Ollama ist nicht verfügbar. Es wird empfohlen Learn2RAG neuzustarten."
 
-#: learn2rag/ui/templates/models_add.html:119
+#: learn2rag/ui/templates/models_add.html:126
+msgctxt "tooltip"
+msgid "Expand to select a previously downloaded model"
+msgstr "Erweitern, um ein zuvor heruntergeladenes Modell auszuwählen."
+
+#: learn2rag/ui/templates/models_add.html:127
 msgctxt "heading"
 msgid "Use previously downloaded model"
 msgstr "Heruntergeladenes Modell verwenden"
 
+#: learn2rag/ui/templates/models_add.html:139
+msgctxt "tooltip"
+msgid "Select an available Ollama language model"
+msgstr "Wählen Sie ein verfügbares Ollama-Sprachmodell aus."
+
+#: learn2rag/ui/templates/models_add.html:147
+msgctxt "tooltip"
+msgid "save Ollama Language model"
+msgstr "Ollama-Sprachmodell speichern"
+
 #: learn2rag/ui/templates/models_list.html:4
 #: learn2rag/ui/templates/pipelines_list.html:10
 #: learn2rag/ui/templates/sources_list.html:4
@@ -357,12 +430,12 @@ msgctxt "column_heading"
 msgid "Language model"
 msgstr "Sprachmodell"
 
-#: learn2rag/ui/templates/models_list.html:21
+#: learn2rag/ui/templates/models_list.html:25
 msgctxt "tooltip"
 msgid "Unknown value"
 msgstr "Unbekannt"
 
-#: learn2rag/ui/templates/models_list.html:28
+#: learn2rag/ui/templates/models_list.html:32
 #, python-format
 msgid ""
 "Are you sure you want to remove this language model configuration: "
@@ -371,7 +444,7 @@ msgstr ""
 "Sind Sie sicher, dass Sie diese Sprachmodellkonfiguration entfernen "
 "möchten: %(label)s"
 
-#: learn2rag/ui/templates/models_list.html:30
+#: learn2rag/ui/templates/models_list.html:34
 #: learn2rag/ui/templates/sources_list.html:19
 msgctxt "button"
 msgid "Remove"
@@ -382,6 +455,11 @@ msgctxt "title"
 msgid "Language models"
 msgstr "Sprachmodelle"
 
+#: learn2rag/ui/templates/models_page.html:9
+msgctxt "tooltip"
+msgid "Expand to add and configure a new language model"
+msgstr "Erweitern, um ein neues Sprachmodell hinzuzufügen und zu konfigurieren."
+
 #: learn2rag/ui/templates/models_page.html:10
 msgctxt "button"
 msgid "Add a new language model"
@@ -397,6 +475,16 @@ msgctxt "form_label"
 msgid "Storage directory path"
 msgstr "Speicherpfad"
 
+#: learn2rag/ui/templates/pipelines_add.html:8
+msgctxt "tooltip"
+msgid "Enter the directory path for data storage"
+msgstr "Geben Sie den Verzeichnispfad für die Datenspeicherung ein."
+
+#: learn2rag/ui/templates/pipelines_add.html:12
+msgctxt "tooltip"
+msgid "Select the language model to use for this configuration"
+msgstr "Wählen Sie das für diese Konfiguration zu verwendende Sprachmodell aus."
+
 #: learn2rag/ui/templates/pipelines_add.html:19
 msgctxt "form_label"
 msgid "Data sources"
@@ -412,6 +500,11 @@ msgctxt "button"
 msgid "Unselect all"
 msgstr "Alle Abwahl"
 
+#: learn2rag/ui/templates/pipelines_add.html:34
+msgctxt "tooltip"
+msgid "Expand to view advanced configuration options"
+msgstr "Erweitern, um erweiterte Konfigurationsoptionen anzuzeigen"
+
 #: learn2rag/ui/templates/pipelines_add.html:35
 msgid "Advanced configuration"
 msgstr "Erweiterte Optionen"
@@ -421,11 +514,21 @@ msgctxt "form_label"
 msgid "Automatically import data with interval (hours)"
 msgstr "Daten automatisch in Intervallen (Stunden) importieren"
 
+#: learn2rag/ui/templates/pipelines_add.html:43
+msgctxt "tooltip"
+msgid "Set the interval in hours between scheduled data imports"
+msgstr "Legen Sie das Intervall in Stunden zwischen geplanten Datenimporten fest."
+
 #: learn2rag/ui/templates/pipelines_add.html:47
 msgctxt "form_label"
 msgid "Chat proxy URL"
 msgstr "URL des Chat-Proxys"
 
+#: learn2rag/ui/templates/pipelines_add.html:48
+msgctxt "tooltip"
+msgid "Enter the URL for the chat proxy server"
+msgstr "Geben Sie die URL für den Chat-Proxy-Server ein."
+
 #: learn2rag/ui/templates/pipelines_add.html:50
 msgctxt "form_label"
 msgid "Ports"
@@ -435,31 +538,58 @@ msgstr "Ports"
 msgid "Optional"
 msgstr "Optional"
 
+#: learn2rag/ui/templates/pipelines_add.html:56
+msgctxt "tooltip"
+msgid "Enter the network port number for the user interface"
+msgstr "Geben Sie die Netzwerk-Portnummer für die Benutzeroberfläche ein."
+
 #: learn2rag/ui/templates/pipelines_add.html:57
 msgctxt "form_label"
 msgid "User interface"
-msgstr ""
+msgstr "Benutzeroberfläche"
+
+#: learn2rag/ui/templates/pipelines_add.html:60
+msgctxt "tooltip"
+msgid "Enter the network port number for the internal RAG service"
+msgstr "Geben Sie die Netzwerk-Portnummer für den internen RAG-Dienst ein."
 
 #: learn2rag/ui/templates/pipelines_add.html:61
 msgctxt "form_label"
 msgid "Internal RAG service"
-msgstr ""
+msgstr "Interner RAG-Dienst"
+
+#: learn2rag/ui/templates/pipelines_add.html:64
+msgctxt "tooltip"
+msgid "Enter the network port number for the internal vector store"
+msgstr "Geben Sie die Netzwerk-Portnummer für den internen Vektorspeicher ein."
 
 #: learn2rag/ui/templates/pipelines_add.html:65
 msgctxt "form_label"
 msgid "Internal vector store"
+msgstr "Interner Vektorspeicher"
+
+#: learn2rag/ui/templates/pipelines_add.html:68
+msgctxt "tooltip"
+msgid "Enter the network port number for an additional internal service"
 msgstr ""
+"Geben Sie die Netzwerk-Portnummer für einen zusätzlichen internen Dienst "
+"ein."
 
 #: learn2rag/ui/templates/pipelines_add.html:69
 msgctxt "form_label"
 msgid "Additional internal port"
-msgstr ""
+msgstr "Zusätzlicher interner Anschluss"
 
 #: learn2rag/ui/templates/pipelines_add.html:76
 msgctxt "form_label"
 msgid "Immediately start the data import and the chat interface"
 msgstr "Der Datenimport und die Chat direkt starten"
 
+#: learn2rag/ui/templates/pipelines_add.html:80
+msgctxt "tooltip"
+msgid "Save your changes"
+msgstr "Speichern Sie Ihre Änderungen."
+
 #: learn2rag/ui/templates/pipelines_list.html:11
 msgctxt "column_heading"
 msgid "Storage directory path"
@@ -480,46 +610,46 @@ msgctxt "column_heading"
 msgid "Status"
 msgstr "Status"
 
-#: learn2rag/ui/templates/pipelines_list.html:41
+#: learn2rag/ui/templates/pipelines_list.html:46
 msgctxt "tooltip"
 msgid "succeeded"
 msgstr "erfolgreich"
 
-#: learn2rag/ui/templates/pipelines_list.html:42
+#: learn2rag/ui/templates/pipelines_list.html:47
 msgctxt "tooltip"
 msgid "failed"
 msgstr "fehlgeschlagen"
 
-#: learn2rag/ui/templates/pipelines_list.html:45
+#: learn2rag/ui/templates/pipelines_list.html:50
 msgid "running"
 msgstr "läuft"
 
-#: learn2rag/ui/templates/pipelines_list.html:65
+#: learn2rag/ui/templates/pipelines_list.html:70
 msgctxt "button"
 msgid "Open"
 msgstr "Öffnen"
 
-#: learn2rag/ui/templates/pipelines_list.html:77
+#: learn2rag/ui/templates/pipelines_list.html:82
 msgctxt "button"
 msgid "Stop"
 msgstr "Stopp"
 
-#: learn2rag/ui/templates/pipelines_list.html:83
+#: learn2rag/ui/templates/pipelines_list.html:88
 msgctxt "button"
 msgid "More"
 msgstr "Mehr"
 
-#: learn2rag/ui/templates/pipelines_list.html:99
+#: learn2rag/ui/templates/pipelines_list.html:104
 msgctxt "button"
 msgid "Show debug log"
 msgstr "Debugprotokoll anzeigen"
 
-#: learn2rag/ui/templates/pipelines_list.html:105
+#: learn2rag/ui/templates/pipelines_list.html:110
 msgctxt "button"
 msgid "Show error log"
 msgstr "Fehlerprotokoll anzeigen"
 
-#: learn2rag/ui/templates/pipelines_list.html:110
+#: learn2rag/ui/templates/pipelines_list.html:115
 #, python-format
 msgid ""
 "Are you sure you want to remove all data stored for this pipeline: "
@@ -528,12 +658,17 @@ msgstr ""
 "Sind Sie sicher, dass Sie alle gespeicherten Daten entfernen möchten: "
 "%(label)s?"
 
-#: learn2rag/ui/templates/pipelines_list.html:113
+#: learn2rag/ui/templates/pipelines_list.html:117
+msgctxt "tooltip"
+msgid "Delete the stored data"
+msgstr "Löschen Sie die gespeicherten Daten."
+
+#: learn2rag/ui/templates/pipelines_list.html:118
 msgctxt "button"
 msgid "Remove the stored data"
 msgstr "Löschen die gespeicherten Daten"
 
-#: learn2rag/ui/templates/pipelines_list.html:118
+#: learn2rag/ui/templates/pipelines_list.html:123
 #, python-format
 msgid ""
 "Are you sure you want to remove this pipeline configuration and all its "
@@ -542,7 +677,12 @@ msgstr ""
 "Sind Sie sicher, dass Sie diese Konfiguration und alle gespeicherten "
 "Daten entfernen möchten: %(label)s?"
 
-#: learn2rag/ui/templates/pipelines_list.html:121
+#: learn2rag/ui/templates/pipelines_list.html:125
+msgctxt "tooltip"
+msgid "Delete the stored data and the pipeline"
+msgstr "Löschen Sie die gespeicherten Daten und die Pipeline."
+
+#: learn2rag/ui/templates/pipelines_list.html:126
 msgctxt "button"
 msgid "Remove the stored data and the pipeline"
 msgstr "Löschen diese Konfiguration und alle gespeicherten Daten"
@@ -552,32 +692,63 @@ msgctxt "title"
 msgid "Pipelines"
 msgstr "Pipelines"
 
+#: learn2rag/ui/templates/pipelines_page.html:9
+msgctxt "tooltip"
+msgid "Expand to add and configure a new pipeline"
+msgstr "Erweitern, um eine neue Pipeline hinzuzufügen und zu konfigurieren."
+
 #: learn2rag/ui/templates/pipelines_page.html:10
 msgctxt "button"
 msgid "Add a new pipeline"
 msgstr "Neue Pipeline hinzufügen"
 
+#: learn2rag/ui/templates/sources_add.html:4
+msgctxt "tooltip"
+msgid "Expand to add a local file or directory"
+msgstr "Erweitern, um eine lokale Datei oder ein Verzeichnis hinzuzufügen"
+
 #: learn2rag/ui/templates/sources_add.html:5
 msgctxt "heading"
 msgid "Local file or directory"
 msgstr "Lokale Datei oder Verzeichnis"
 
+#: learn2rag/ui/templates/sources_add.html:16
+msgctxt "tooltip"
+msgid "Expand to add a web page"
+msgstr "Erweitern, um eine Webseite hinzuzufügen"
+
 #: learn2rag/ui/templates/sources_add.html:17
 msgctxt "heading"
 msgid "Web page"
 msgstr "Webseite"
 
+#: learn2rag/ui/templates/sources_add.html:28
+msgctxt "tooltip"
+msgid "Expand to add a SharePoint site"
+msgstr "Expand to add a SharePoint site"
+
 #: learn2rag/ui/templates/sources_add.html:29
 msgctxt "heading"
 msgid "Sharepoint"
-msgstr ""
+msgstr "Sharepoint"
+
+#: learn2rag/ui/templates/sources_add.html:40
+msgctxt "tooltip"
+msgid "Expand to add a Drupal site"
+msgstr "Erweitern, um eine Drupal-Website hinzuzufügen"
 
 #: learn2rag/ui/templates/sources_add.html:41
 msgctxt "heading"
 msgid "Drupal"
-msgstr ""
+msgstr "Drupal"
+
+#: learn2rag/ui/templates/sources_add.html:53
+msgctxt "heading"
+msgid "Jira"
+msgstr "Jira"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:5
+#: learn2rag/ui/templates/sources_add_jira.html:5
 #: learn2rag/ui/templates/sources_add_local.html:5
 #: learn2rag/ui/templates/sources_add_sharepoint.html:6
 #: learn2rag/ui/templates/sources_add_web.html:5
@@ -599,12 +770,13 @@ msgstr "Zum Beispiel: %(example)s"
 #: learn2rag/ui/templates/sources_add_drupal.html:12
 msgctxt "form_label"
 msgid "Content types"
-msgstr ""
+msgstr "Inhaltstypen"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:16
+#: learn2rag/ui/templates/sources_add_jira.html:8
 msgctxt "form_label"
 msgid "Authentication"
-msgstr ""
+msgstr "Authentifizierung"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:18
 msgctxt "form_auth_option"
@@ -612,26 +784,31 @@ msgid "None"
 msgstr "keine"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:19
+#: learn2rag/ui/templates/sources_add_jira.html:10
 msgctxt "form_auth_option"
 msgid "Username and password"
 msgstr "Benutzername und Passwort"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:20
+#: learn2rag/ui/templates/sources_add_jira.html:11
 msgctxt "form_auth_option"
 msgid "Access token"
 msgstr "Zugangs-Token"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:24
+#: learn2rag/ui/templates/sources_add_jira.html:15
 msgctxt "form_label"
 msgid "Username"
 msgstr "Benutzername"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:28
+#: learn2rag/ui/templates/sources_add_jira.html:19
 msgctxt "form_label"
 msgid "Password"
 msgstr "Passwort"
 
 #: learn2rag/ui/templates/sources_add_drupal.html:31
+#: learn2rag/ui/templates/sources_add_jira.html:22
 msgid "This password would be saved in plain text in the configuration."
 msgstr "Dieses Passwort würde in der Konfiguration im Klartext gespeichert werden."
 
@@ -777,3 +954,72 @@ msgstr[1] "%(num)d Pipeline laufen"
 #~ msgid "Path"
 #~ msgstr "Pfad"
 
+#~ msgctxt "flash"
+#~ msgid "Could not save the file"
+#~ msgstr ""
+
+#~ msgctxt "header"
+#~ msgid "Details"
+#~ msgstr ""
+
+#~ msgctxt "header"
+#~ msgid "Optimization"
+#~ msgstr ""
+
+#~ msgctxt "header"
+#~ msgid "Training data"
+#~ msgstr ""
+
+#~ msgctxt "header"
+#~ msgid "Question"
+#~ msgstr ""
+
+#~ msgctxt "header"
+#~ msgid "Answer"
+#~ msgstr ""
+
+#~ msgid "Total rows: %(amount)s"
+#~ msgstr ""
+
+#~ msgctxt "button"
+#~ msgid "Start optimization"
+#~ msgstr ""
+
+#~ msgctxt "label"
+#~ msgid "Choose a new training data file:"
+#~ msgstr ""
+
+#~ msgctxt "label"
+#~ msgid "Save"
+#~ msgstr ""
+
+#~ msgctxt "button"
+#~ msgid "Optimization"
+#~ msgstr ""
+
+#~ msgctxt "tooltip"
+#~ msgid "Select and configure this suggested language model"
+#~ msgstr ""
+#~ "Wählen Sie dieses vorgeschlagene Sprachmodell"
+#~ " aus und konfigurieren Sie es."
+
+#~ msgctxt "tooltip"
+#~ msgid "Save this language model"
+#~ msgstr "Speichere dieses Sprachmodell"
+
+#~ msgctxt "tooltip"
+#~ msgid "Include documents from the ~/Documents/RAG folder"
+#~ msgstr ""
+
+#~ msgctxt "tooltip"
+#~ msgid "Include documents from that folder"
+#~ msgstr "Dokumente aus diesem Ordner einbeziehen"
+
+#~ msgctxt "first-step"
+#~ msgid "Yes, add my"
+#~ msgstr "Ja, fügen Sie meinen Ordner"
+
+#~ msgctxt "first-step"
+#~ msgid "folder"
+#~ msgstr "hinzu"
+