Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

If you’re faced with this issue, you can try our recommended solutions below in no particular order and see if that helps to resolve the issue. Clear browser cache Run AV scan using third-party tools ...

The utility program MpCmdRun.exe is required to run Windows Defender commands. This file is usually located in the C:\Program Files\Windows Defender folder. Note down ...

If when you attempt to run a Microsoft Defender scan on your Windows 11 or Windows 10 device, but the AV scan fails and you receive the error code 0x8007139f, then ...

Event 4688 documents each program a computer executes, its identifying data, and the process that started it. Several event 4688s occur on your system when you log into a system. For example, Session ...

A Windows Defender bug creates thousands of small files that waste gigabytes of storage space on Windows 10 hard drives. The bug started with Windows Defender antivirus engine 1.1.18100.5 and will ...

For the past couple of weeks, Windows 10 users have been reporting that Windows Defender scans are skipping files due to a configured exclusion or network scanning setting. The users who report ...

Antivirus programs are comprehensive packages that not only detect and block virus types, but often also include functions to protect against phishing and ransomware as well as other features such as ...

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10.

Microsoft has rolled out a fix for a recent update that has been causing the Windows Defender built-in antivirus software to crash on Windows 10 PCs when running a full system scan. With around half a ...