Windows 11’s September update is borked, won’t install for some users

Windows 11 update KB5065426 won't install for some users due to error codes 0x800F0991, 0x800F0922, 0x80071A2D, 0x800F081F, ...

Windows 11 gets plenty of fixes in Canary build 27950 Windows 11 gets plenty of fixes in Canary build 27950 Windows 11 gets plenty of fixes in Canary build 27950 0 0

Microsoft is rolling out the new Canary build 27950 for Windows 11 Insiders to fix installation issues and other bugs.
Windows Report

Windows 11 Insider Build 27950 fixes screen flickering & taskbar-related issue

The build also addresses screen flickering problems, which were affecting Insiders when browsing or in other scenarios. ARM64 users, however, should note that Microsoft is still working on a separate ...
Windows Report

Windows 11 September update KB5065426 reportedly won't install for some users

Windows 11 September KB5065426 update is not installing with multiple error codes, leaving some September 2025 updates stuck.