
Windows Defender Troubleshooting Checklist
Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

You see error 0xc004c003 when trying to activate Windows, and your device either has no internet ...

You open Microsoft Store and see a message like ‘Proxy server isn’t working’ or ‘Check your proxy...

You try to open Chrome and get an error like "The profile appears to be in use by another...

When you connect to a remote desktop session, mapped network drives sometimes show a red X or giv...

When Microsoft Teams opens to a blank screen, hangs on the loading spinner, or crashes before ful...