securityBACKGROUND
Microsoft: KB5120998 mouse reset bug affects only non-English PCs
BACKGROUND
1 SIGNALFIRST DETECTED 3 September 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
3 Sept
Microsoft: KB5120998 mouse reset bug affects only non-English PCs
REPORT · WHAT · BleepingComputer
Other feeds and industry voices
31 Aug
Microsoft says Windows 11 KB5120998 update resets mouse settings
Microsoft has confirmed that mouse settings are being reverted on Windows 11 systems after installing the KB5120998 August 2026 non-security preview update. [...]
REPORT · WHO · BleepingComputerOPEN STORY
10 Sept
Microsoft says September updates fix mouse settings reset issues
Microsoft has fixed a known issue that wiped mouse settings on some Windows 11 systems after installing the KB5120998 August 2026 preview update. [...]
REPORT · WHO · BleepingComputerOPEN STORY
10 Sept
Microsoft fixes bug that wiped Windows desktop settings
Microsoft says the September 2026 Patch Tuesday updates fix a known issue causing desktop settings to be lost or reset on some Windows devices. [...]
REPORT · WHO · BleepingComputerOPEN STORY
Sources
BleepingComputer
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