
Fix Windows Defender High CPU Usage When Scan Stuck
If Windows Defender is using nearly 100% CPU and a scan appears stuck (e.g., progress bar frozen ...
Software troubleshooting desk

If Windows Defender is using nearly 100% CPU and a scan appears stuck (e.g., progress bar frozen ...

After changing your Windows password, you may see an error like “Windows Search authentication fa...

You try to start Redis, but it fails immediately—no error messages in the log file, nothing obvio...

After a Microsoft Teams migration, you may notice that contacts aren't syncing from Exchange or O...

You open Windows Security and see 'Windows Defender module not found' or a similar error. This us...

When you see error 0x80070424 in Microsoft Store, it usually means the authentication token has e...