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Microsoft says Windows 11 KB5120998 update resets mouse settings
August 31, 2026 · BleepingComputer · Severity: MEDIUM
Microsoft has confirmed that mouse settings are being reverted on Windows 11 systems after installing the KB5120998 August 2026 non-security preview update.
Key Takeaways
- Windows 11 KB5120998 preview update resets custom mouse settings to defaults.
- Microsoft acknowledges mouse pointer and scroll preferences revert after installing update.
- Until permanent fix arrives, users should manually reconfigure mouse settings.