How to use Microsoft Defender, the antivirus security program on Windows 10

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

Better manage Microsoft Defender with DefenderUI for Windows 11/10

If you want an easier way to manage Microsoft Defender, then we suggest downloading a program known as DefenderUI. We like to use this tool quite often whenever it’s time to make use of Microsoft ...
Windows Central

Windows Defender for Windows 11 and 10 gains new security feature that addresses vulnerable drivers

Windows Defender received a small security upgrade you may have missed. You can now block vulnerable drivers via the Microsoft Vulnerable Driver Blocklist. This option is for Windows Defender on ...
Neowin

Microsoft cautions new Windows 11 / 10 ISO installs must have this Defender update0 0

This past week Microsoft released the Patch Tuesday updates for August 2025 on Windows 10 (KB5063709 / KB5063877 / KB5063871 / KB5063889) and for Windows 11 (KB5063878, KB5063875). Aside from that, ...
Neowin

Microsoft Defender update for Windows 11 or 10 images improves performance, blocks AutoKMS

Microsoft, earlier this week, released its August Patch Tuesday security updates for Windows 10 (KB5029244) and Windows 11 (KB5029263/KB5029253) and also Servers. The one for 10 finally fixed an Intel ...
Bleeping Computer

Windows 10 KB5040525 fixes WDAC issues causing app failures, memory leak

Microsoft has released the July 2024 preview update for Windows 10, version 22H2, with fixes for Windows Defender Application Control (WDAC) issues causing app crashes and system memory exhaustion.
Bleeping Computer

Microsoft Defender weakness lets hackers bypass malware detection

Threat actors can take advantage of a weakness that affects Microsoft Defender antivirus on Windows to learn locations excluded from scanning and plant malware there. The issue has persisted for at ...