A bad security intelligence update causes Microsoft Defender to crash during Full and Quick Scans on some PCs. Upgrading to Security Intelligence Update v1.457.236.0 resolves the issue.

A bad update is causing Microsoft Defender to crash halfway through scans. Have you run into this bug on your PC, or is your system scanning fine?

Microsoft actually wanted to close a security gap, but a current update now apparently partially paralyzes Windows Defender.

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

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

Microsoft this week announced that its Microsoft Defender Vulnerability Management solution can now scan Windows devices that are lacking certain agent support. This capability, called "authenticated ...

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

A virus scan protects PCs; however, it can sometimes slow the system down or cause it to hang while it checks thousands of files. This usually happens when the scan places a heavy load on the ...

Microsoft announced on Thursday that it has added agentless malware scanning for servers hosting virtual machines. The new agentless malware scanning capability is available to organizations that have ...

Microsoft Defender Antivirus, formerly known as Windows Defender, is a built-in antivirus and antimalware service that comes with Windows 10, Windows 11 and some versions of Windows Server. In its ...