
Windows Defender Service Troubleshooting Checklist
If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...
Software troubleshooting desk

If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...

If you see an 'invalid configuration' error when trying to sync OneDrive, it usually means a sett...

After a system restore, Windows Search may stop returning results or fail to open at all. This us...

When you see "Your profile could not be opened correctly" or Chrome simply refuses to start, the ...

When you see the error 'Remote Desktop cannot connect to this computer', it usually means the Rem...

When setting up BitLocker, you might encounter a DNS error that stops the configuration process. ...