
Reset Windows Defender Service to Default Settings
If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

You run Windows Update and get error 0x80070643. The update fails, often with a generic message. ...

If you boot into Safe Mode to troubleshoot a stuck Windows Update, only to find the update still ...

If you're logged in as an administrator but still see 'Access Denied' when opening Windows Securi...

If you see a 'rate limit error' in Windows Defender and it's not working properly—scanning fails,...

You see error 0x80073712 when trying to install updates. It usually means a system file or compon...