Microsoft: KB5120998 mouse reset bug affects only non-English PCs
Refract AI Intelligence Digest
BLUF
The KB5120998 mouse settings reset issue is isolated to non-English Windows 11 environments.
NEWS
Microsoft clarified that the known issue causing mouse settings to revert after installing the August 2026 preview update KB5120998 affects exclusively non-English Windows 11 systems. English-language versions of the operating system are not subject to this configuration regression.
Why I Care
This distinction is critical for IT teams managing global deployments, as applying the update could disrupt user productivity in non-English regions without affecting other locales.
Next Steps
Administrators should verify language pack configurations before deploying KB5120998 and advise non-English users to delay installation until a fix is available.
Microsoft says a known issue that reverts mouse settings after installing the KB5120998 August 2026 preview update affects only non-English Windows 11 systems. [...]
Source: BleepingComputer ·