Microsoft Defender screenshots

Windows Defender is a powerful and easy-to-use anti-malware tool

Alternative downloads

Malwarebytes Anti-Malware
Free
rating

Protect your PC from viruses, spyware, ransomware, hacking, and other threats.

IObit Malware Fighter
Free
rating

Powerful and comprehensive anti-malware and anti-ransomware program.

Dr.Web Anti-virus
rating

Blocks viruses and malware from accessing the protected system