If Windows 11 is sending alerts that you need to turn on virus protection and your PC is unprotected, don't worry.

If you get this alert on your PC, first, double-check to ensure that your Microsoft Defender Antivirus isn't actually turned ...

Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and Windows Central earlier this year, the company called its built-in Windows ...

Microsoft has resolved a bug that caused Windows Defender to crash after a recent security update, resulting in 0xc0000005 ...

Catch up with this week's Microsoft stories in our latest recap. See what was broken by the last Patch Tuesday update, the ...

The Nightmare-Eclipse and Microsoft saga continues with another major Windows Defender exploit following 'RoguePlanet.' ...

A Windows Defender issue is causing full, quick and offline scans to crash or fail for some Windows 11 users, potentially ...

If your PC is off during a scheduled Windows Security scan, it'll get skipped. Use this simple registry tweak to force scans ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, and devices. Windows 11 comes with plenty of built-in security tools, but ...