
Fix Windows Defender High Memory Usage During Sync
You notice your PC slows down during file sync operations—OneDrive, Dropbox, or local sync tools—...
Software troubleshooting desk

You notice your PC slows down during file sync operations—OneDrive, Dropbox, or local sync tools—...

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...

After a Windows update, you might see a message that Windows is not genuine, even though it was a...

You run System File Checker (SFC) to repair corrupted Windows files, but instead get an error lik...

You open Windows Security and see a proxy error, or your system reports that Windows Security can...

If you see error code 0x80070643 when running Windows Security or Windows Update on a dual-boot s...