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

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

If you notice Windows Defender (Microsoft Defender Antivirus) repeatedly stopping and restarting,...

When your Windows PC starts acting sluggish, apps take forever to load, or you run into strange e...

When you open Microsoft Store and see the error 'Service unavailable' or a message like 'Somethin...

After a Chrome update, you might notice that the browser no longer starts automatically when you ...

You open Windows Security and see a message like "Proxy server or something is preventing Windows...