Windows Defender offers 4 scan modes: full scan, quick scan, custom scan, and offline scan. Windows Defender, also known as Microsoft Defender or Windows Security, is a 100% free antivirus program developed by Microsoft. You can also learn how to uninstall and reinstall Windows Defender on Windows 10/11, how to fix Windows Defender can’t open/start issue, how to recover deleted or lost files from your PC, etc.Īlso read: Learn the best tips and tricks for data recovery hard drive on Windows 11/10/8/7.

3 ways are offered to let you get the Microsoft Defender app. This post mainly introduces how to download Windows Defender on Windows 10/11 computer. Free PC Backup Software for Windows 10/11.Free Disk Partition Manager for Windows 11/10/8/7.How to Recover Deleted/Lost Files on Windows 10/11 for Free.Fix Windows Defender Can’t Open/Start on Windows 10/11.How to Uninstall and Reinstall Windows Defender on Windows 10/11.Download Microsoft Defender for Android from Google Play Store.How to Download and Install Windows Defender on Windows 10/11.For more computer troubleshooting tips, you can visit MiniTool Software official website.

Utilize this best free antivirus software for Windows to protect your computer from threats. Here’s a guide for Microsoft/Windows Defender download, install, uninstall and reinstall on Windows 10/11.