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v11.8 Upgrade Notes#8983

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amyblais wants to merge 7 commits into
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claude/issue-8981-20260518-1022
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v11.8 Upgrade Notes#8983
amyblais wants to merge 7 commits into
v11.8-documentationfrom
claude/issue-8981-20260518-1022

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Closes #8981

Generated with Claude Code

- Add v11.8 row to server releases table (released 2026-06-16, support ends 2026-09-15)
- Bump latest release download URLs to 11.8.0 in deploy-rhel.rst and deploy-tar.rst
- Add v11.8 to compatibility list for Desktop App v6.2 (ESR)
- Update release policy gantt chart: mark v11.5 as done, add v11.9
- Add Mattermost Enterprise Edition v11.8.0 entry to open source components

Refs #8981

Co-authored-by: Amy Blais <amyblais@users.noreply.github.com>
Copilot AI review requested due to automatic review settings May 18, 2026 10:46
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📒 Files selected for processing (6)
  • source/administration-guide/upgrade/open-source-components.rst
  • source/deployment-guide/server/linux/deploy-rhel.rst
  • source/deployment-guide/server/linux/deploy-tar.rst
  • source/product-overview/mattermost-desktop-releases.md
  • source/product-overview/mattermost-server-releases.md
  • source/product-overview/release-policy.md
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@amyblais amyblais changed the base branch from master to v11.8-documentation May 18, 2026 10:46
@amyblais amyblais added the Work In Progress Not yet ready for review label May 18, 2026
@amyblais amyblais added this to the v11.8.0 milestone May 18, 2026
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Pull request overview

Updates the Mattermost documentation set to reflect the upcoming v11.8 release cycle (and next cadence entries), including download links, compatibility tables, and lifecycle timelines.

Changes:

  • Adds v11.8 entries/links to the Server Releases and updates Desktop release compatibility.
  • Updates Linux tarball install commands to reference the v11.8.0 download.
  • Updates the release-policy mermaid timeline (v11.5 status + adds v11.9) and adds v11.8 to open-source components.

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 6 comments.

Show a summary per file
File Description
source/product-overview/release-policy.md Updates the lifecycle mermaid timeline for monthly releases (status + adds v11.9).
source/product-overview/mattermost-server-releases.md Adds a v11.8 row with download/SBOM links and lifecycle dates.
source/product-overview/mattermost-desktop-releases.md Updates Desktop v6.2 “Compatible with” list to include server v11.8.
source/deployment-guide/server/linux/deploy-tar.rst Updates “Latest release” tarball download command to v11.8.0.
source/deployment-guide/server/linux/deploy-rhel.rst Updates “Latest release” tarball download command to v11.8.0.
source/administration-guide/upgrade/open-source-components.rst Adds Mattermost Enterprise Edition v11.8.0 NOTICE link.

Comment thread source/product-overview/release-policy.md
Comment thread source/product-overview/mattermost-server-releases.md
Comment thread source/product-overview/mattermost-server-releases.md Outdated
Comment thread source/product-overview/mattermost-desktop-releases.md
Comment thread source/deployment-guide/server/linux/deploy-tar.rst
Comment thread source/deployment-guide/server/linux/deploy-rhel.rst
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Newest code from mattermost has been published to preview environment for Git SHA 1e7d3cf

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Newest code from mattermost has been published to preview environment for Git SHA 0e8b89c

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Newest code from mattermost has been published to preview environment for Git SHA 2c676f0

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Newest code from mattermost has been published to preview environment for Git SHA b170b72

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Newest code from mattermost has been published to preview environment for Git SHA c2ae1fc

@amyblais amyblais added 1: Dev Review Requires review by a core commiter and removed Work In Progress Not yet ready for review labels May 20, 2026
@amyblais amyblais changed the title v11.8 Docs v11.8 Upgrade Notes May 20, 2026
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Newest code from mattermost has been published to preview environment for Git SHA 9e087e7

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Newest code from mattermost has been published to preview environment for Git SHA c14bb0d

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v11.8 Docs

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