KB5121003 • Windows Report

Microsoft Says RGB Software Is Behind KB5121003-Linked Crashes

Microsoft Says RGB Software Is Behind KB5121003-Linked Crashes

by Milan Stanojevic

August 27, 2026

Microsoft Shares Temporary Fix for Windows 11 KB5121003 Causing Game Crashes and Freezes

by Rishaj Upadhyay

Windows 11 KB5121003 Makes Some Games Crash & Freeze, Microsoft Investigating

by Rishaj Upadhyay

KB5121003 Leaves ARM64 Users Without Teams and Outlook

by Milan Stanojevic

KB5121003 Sparks Game Crashes After Microsoft’s Latest Update

by Milan Stanojevic

Windows 11 25H2 update feature banner

Windows 11 KB5121003, KB5121000 & KB5120240 August 2026 Patch Tuesday Updates Released