
How to Fix Windows Activation Authentication Failed Error
You see "Authentication failed" when trying to activate Windows. This usually happens after a har...
Software troubleshooting desk

You see "Authentication failed" when trying to activate Windows. This usually happens after a har...

If you've noticed that some files or folders in OneDrive aren't syncing—showing a blue cloud icon...

When running DISM /Online /Cleanup-Image /RestoreHealth, you may see error 0x8007371...

If you've enabled Files On-Demand but still see all files downloaded or missing cloud icons, a fe...

Windows Defender (now Microsoft Defender Antivirus) is the built-in security solution for Windows...

If you see errors like 'We need to refresh your credentials' or 'Something went wrong' when openi...