However, due to some reason, you may find Windows Defender is not working or starting/turning on in Windows 11 or Windows Defender Windows 11 missing. ( Related article: How to Enable or Disable Microsoft Defender in Windows 11) Just press Win + I to open Windows 11 Settings, go to Privacy & security > Windows Security > Open Windows Security. To use it, you won’t need to download Windows Security in Windows 11 but you are required to enable it in Settings. As one of the best antivirus apps, it can run properly in most situations to protect your PC from threats like viruses, spyware, malware attacks, and more. Windows Security, usually known as Windows Defender, is an excellent antivirus program that comes with Windows 11 by default.

Fixes for Windows 11 Windows Defender Not Working.

Windows Defender Not Working Windows 11.

What should you do to fix Windows 11 Security not working to get real-time protection? Refer to this post and MiniTool will show you some possible methods. If you cannot use it to protect your PC against viruses and malware attacks, some troubles may come to you. Windows 11 Windows Defender not working is a common problem.

Windows 11 windows defender not working