


Next, use the Start menu to select Settings, then Update & Security, then Windows Security and finally Virus & threat protection.Most users will haveĪdministrator access already - you will know if this is not the case if youĪttempt to carry out the following instructions and are asked for an Login to Windows with administrator rights.That's a way of scanning the computer before Windows itself starts up, and it doesn't appear this method is affected by the problem. One way to reduce that risk is to use Windows Defender Offline. It's hard to be certain what risk the problem creates but it's certainly possible that skipping items during the scan means some security threats aren't being picked up. Windows Defender Offline Scan Still Works The results suggest, but don't confirm, that an update earlier this month caused the glitch. Some users have tried reinstalling Windows from scratch and applying all the updates. While that's not been proven yet, Windows Defender appears to still be working fine in Windows 7 and 8.

There's a widespread assumption that the problem is the latest example of a Windows 10 update introducing problems.

It's also possible the error message is a mistake and the scans are working fine. The message isn't proving particularly helpful as it's not clear what items are actually being skipped. Such as: "Items skipped during scan: The Windows Defender Antivirus scan skipped an item due to exclusion or network scanning settings." In other cases, the error message reports that the entire scan was skipped. There's a workaround forĮxactly what's causing the problem isn't yet clear, but some users are finding both manual and automatic scans produce messages Windows 10's built-in security tool Windows Defender has stopped working properly for some users.
