Microsoft.Office Installer Hash does not match

[jamesrpt]

For "Microsoft 365 Apps for enterprise" [Microsoft.Office] installation of update 16.0.20026.20112 fails with Installer has does not match.

Performed

Winget source update
Winget update
Winget upgrade Microsoft.Office

produces installer hash error.

026-07-31 15:13:49.993 [CLI ] Generated temp download path: C:\Users\james\AppData\Local\Temp\WinGet\Microsoft.Office.16.0.20026.20112\cfe1ee36f9e5baac6e1777a75e3d8a4d6f1f6a7481ddadfa4513f089b20fbb86
2026-07-31 15:13:49.993 [CLI ] Installer download headers:
2026-07-31 15:13:49.993 [CORE] Downloading to path: C:\Users\james\AppData\Local\Temp\WinGet\Microsoft.Office.16.0.20026.20112\cfe1ee36f9e5baac6e1777a75e3d8a4d6f1f6a7481ddadfa4513f089b20fbb86
2026-07-31 15:13:49.996 [CORE] DeliveryOptimization downloading from url: https://officecdn.microsoft.com/pr/wsus/setup.exe
2026-07-31 15:13:50.705 [CORE] Download completed.
2026-07-31 15:13:50.782 [CORE] Started applying motw to C:\Users\james\AppData\Local\Temp\WinGet\Microsoft.Office.16.0.20026.20112\cfe1ee36f9e5baac6e1777a75e3d8a4d6f1f6a7481ddadfa4513f089b20fbb86 with zone: 3
2026-07-31 15:13:50.804 [CORE] Finished applying motw
2026-07-31 15:13:50.804 [CLI ] Package hash verification failed. SHA256 in manifest [cfe1ee36f9e5baac6e1777a75e3d8a4d6f1f6a7481ddadfa4513f089b20fbb86] does not match download [144f5bf08814ca6283967b640810e1d186f67fa149b30dc84a5b05800bea456f] with file size [7191312] and content type [application/octet-stream]
2026-07-31 15:13:50.805 [CLI ] Terminating context: 0x8a150011 at C:__w\1\s\external\pkg\src\AppInstallerCLICore\Workflows\DownloadFlow.cpp:244

[github-actions]

Possible duplicate(s):

Thank you for submitting this issue.

The issue(s) below may already track your request or bug. Please take a look — if one of them matches, give that issue a 👍 and close this one as a duplicate. Older or curated issues are preferred as the canonical one to follow.

• Microsoft 365 (Office) cannot be installed due to installer hash being different. #1252 — Microsoft 365 (Office) cannot be installed due to installer hash being different — same package, same hash mismatch error, intermittent occurrence
• Microsoft.Sysinternals.Suite installer hash does not match #5934 — Installer hash does not match for a package (same error pattern: manifest SHA256 vs downloaded file mismatch)
• Installer hash does not match; this cannot be overridden when running as admin #3640 — Installer hash does not match and cannot be overridden when running as admin — same error with similar root cause

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