Microsoft has resolved a known issue that caused Windows upgrades to fail with 0x8007007F errors on some Windows 11 and Windows Server systems.

Although this issue impacts both Windows client and server platforms under specific upgrade paths, it will not affect customers attempting to upgrade their devices to Windows 11 24H2 and Windows Server 2025, the latest Windows versions.

"Starting August 12, 2025, some Windows upgrades might fail with error code '0x8007007F' when performed via 'Windows Setup > Upgrade' installation," the company noted in a new entry on the Windows release health dashboard.

The list of upgrade paths impacted by this bug includes:

Upgrades from Windows 10 1809, Windows 10 21H2, and Windows 10 22H2 to Windows 11, versions 23H2 and 22H2

Upgrades from Window

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