
Fix Windows Security Service Failing to Start on Startup
If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...
Software troubleshooting desk

If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...

You may see error code 0x80070422 when opening Windows Security, often accompanied by a message a...

You start a Windows Security scan, and it sits at the same percentage for minutes—or even hours. ...

You open Outlook and see a persistent error: "Cannot connect to your mail server. Network err...

You open Chrome and see an error like "Your profile could not be opened correctly" or "Chrome use...

If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Defender won't ...