
Fix Windows Security Blank Screen After Update
After a Windows update, some users open Windows Security and see only a blank white or gray scree...
Software troubleshooting desk

After a Windows update, some users open Windows Security and see only a blank white or gray scree...

You run a Windows Defender scan and it reports that a file is locked and can't be scanned. This i...

You open Microsoft Store, try to download an app, and see a 502 Bad Gateway erro...

You open Chrome, try to load a site, and get "This site can’t be reached" or "Connection timed ou...

If you notice Windows Security's real-time protection keeps turning off by itself, your PC may be...

If you see a "502 Bad Gateway" error when using Windows Search (e.g., in File Explorer or the Sta...