ERROR_PATCH_REMOVAL_DISALLOWED 0x80070671

Error code 1649 · HRESULT 0x80070671

WINDOWS

Update removal was disallowed by policy.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_PATCH_REMOVAL_DISALLOWED is a Windows error code (system error 1649, returned as HRESULT 0x80070671) reported by Windows. Its official message is: “Update removal was disallowed by policy.”

How to fix ERROR_PATCH_REMOVAL_DISALLOWED

  1. Run the Windows Update troubleshooter (Settings → System → Troubleshoot → Other tools)
  2. Reset update components: stop 'wuauserv' and 'bits', clear C:\Windows\SoftwareDistribution, restart both services
  3. Verify system file integrity with 'sfc /scannow'

Related errors

ERROR_PATCH_REMOVAL_UNSUPPORTEDERROR_PATCH_NO_SEQUENCEERROR_PATCH_MANAGED_ADVERTISED_PRODUCTERROR_PATCH_PACKAGE_REJECTEDERROR_INVALID_PATCH_XMLERROR_UNKNOWN_PATCHERROR_INSTALL_SERVICE_SAFEBOOT

Source: Microsoft WinError.h

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