A: Windows Defender Antivirus (known simply as Windows Defender in the past) is a fully capable means of antivirus protection for Windows PCs. Is it a replacement for other free versions of threat ...

A phone displaying the Microsoft Defender logo, with the product page for Microsoft Defender Antivirus for Windows in the background - T. Schneider/Shutterstock Antivirus software is simply essential, ...

The Microsoft Defender antivirus product built into Windows 10 and 11 is generally good enough at detecting and removing malware that most people don’t need to pay for a separate antivirus product.

Windows 11 users face growing cyber threats, from ransomware and phishing to occasional zero-day exploits. Choosing the right ...

In 2025, most devices feature built-in antivirus software that scans files you attempt to download, blocking anything it deems suspicious. Antivirus tools also perform automated scans to remove ...

Microsoft Defender, the built-in antivirus software that you would typically find baked into Windows, is coming to iPhone. Defender has already started making its way to macOS, where it provides full ...

Microsoft has released a new cross-platform cybersecurity application Defender aimed at the consumer market. The software product is an antivirus and a simplified control panel for protecting all user ...

Why it matters: A lot of people opt for Microsoft Defender as their default antivirus software, given that it comes as part of the Windows OS. But according to a new assessment of several different ...

Windows' built-in security software just doesn't keep you as safe as the best antivirus. We examine the need for third-party protection in this week’s edition of SecurityWatch. I review privacy tools ...

If you have installed a third-party antivirus tool and it is buggy or infected, it can interfere with Microsoft Defender Antivirus settings, including Tamper Protection. That could be the reason that ...