To disable Microsoft Defender on Windows 11, go to Settings > Privacy & Security > Windows Security > Virus & Threat Protection, click Manage Settings, and toggle off ...

Microsoft Defender Antivirus is the default anti-malware solution built into Windows 11 to protect your device and data from viruses, ransomware, spyware, and many other types of malware and malicious ...

To permanently remove Windows Security, use Local Group Policy Editor, Windows Registry tweaks, or the Windows Defender Remover tool. Be cautious— removal can leave your PC vulnerable. Always back up ...

If you have received an error message saying, "Microsoft Defender SmartScreen prevented an unrecognized app from starting," while launching or installing a recently ...

You may see this message This setting is managed by your administrator for the following functions in Windows Security: Real-time protection Cloud delivery protection Automatic Sample Submission.