To protect your personal information, it's important to have an antivirus app like Microsoft Defender on your Android phone. Here's how to install it.

There are times when it is important to determine what version of Microsoft Defender is currently installed in Windows 10 so you can diagnose a problem or determine if you have the latest version ...

If Security Intelligence Updates for Microsoft Defender Antivirus is not downloading or installing automatically on Windows 11/10, use the solutions in this post.