Here is a comparison between Windows Defender for Windows Security Quick, Full, Custom, and Offline Scans - and when you should run them.

If Windows Defender or Windows Security Quick scan is not working in Windows 11/10 you need to take these steps to resolve the issue.

I prefer to have all my scheduled system tasks centralised...so I'd like to schedule a Defender scan using the *Vista's Task Scheduler*, rather than configuring it with the scan options in ...

To verify your suspicion, re-enable Windows Defender or manually run a malware scan with your third-party antivirus. If it detects any threats, follow the prompts to remove the infection.

Microsoft this week announced that its Microsoft Defender Vulnerability Management solution can now scan Windows devices that are lacking certain agent support.

WDAC allows security and IT admins to control which applications, drivers and certificates can run on Windows systems.