Asked on Super User by AA040371, 3 months ago. No reply there for at least a week.
Windows Update/2026-06 Security Update (KB5094126) (26200.8655) failing with Install error 0x80074101
The most recent security update (KB5094126) failed for me, telling me it was an Install error 0x80074101 . My machine: Edition: Windows 11 Home Version: 25H2 Installed on: 2/1/2025 OS build: 26200.8457 (corresponds to Security Update KB5089549, installed 6/1/2026) Experience: Windows Feature Experience Pack 1000.26100.304.0 Per Windows Update -- Update History, most recent cumulative update is KB5086672 ( out-of-band cumulative update released on March 31, 2026), installed on 4/1/2026 I googled the error code and got some advice from AI, and followed this script: net stop wuauserv net stop cry
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Windows Update/2026-06 Security Update (KB5094126) (26200.8655) failing with Install error 0x80074101
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