Explore the top antivirus solutions for Windows in 2025, focusing on comprehensive security, compliance, and resilience for enterprises in the evolving threat landscape.

Once upon a time, an antivirus program would be the one of the first pieces of software you would install on a new Windows PC. Now, that’s much less common. Many users instead now rely on the Windows ...

To permanently remove Windows Security, use Local Group Policy Editor, Windows Registry tweaks, or the Windows Defender Remover tool. Be cautious— removal can leave your PC vulnerable. Always back up ...

Windows 10 is no longer going to receive free security updates in the future, but that doesn't mean you have to update to ...

Do you suspect your computer might be infected with a virus? It might show obvious signs like sudden slowdowns or endless pop-ups, or it might silently spy on you in the background. While your first ...

ZDNET experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

To disable Microsoft Defender on Windows 11, go to Settings > Privacy & Security > Windows Security > Virus & Threat Protection, click Manage Settings, and toggle off ...

In recent years, users have repeatedly reported that “Windows Security” no longer starts. As Windows virus protection is also included here, this error should be ...

Ransomware is nasty stuff. This type of malware encrypts files on your PC so that you can’t access them—unless you pay the attacker to unlock the data. In other words, your files are held hostage ...

‘This ecosystem is mature, professional enough to let you put the customer first,’ Microsoft CVP David Weston says. Upcoming limited access to a Windows endpoint security platform for third-party ...

Windows includes several built-in security features designed to protect your data and system. But some of them—like UAC ...

The end of support for Windows 10 means it's now a prime target for malware. But that doesn't mean you have to upgrade to stay safe. Here's how to avoid an attack.