Malware, a portmanteau from the words malicious and software, is software designed to infiltrate and/or damage a computer system. Malware includes computer viruses, worms, trojan horses, most rootkits, spyware, dishonest adware, crimeware and other malicious and unwanted software.

When a particularly stubborn piece of malware has infiltrated your computer’s defenses, Malwarebytes Anti-Malware software can help remove it. Instructions for downloading, installing and running Malwarebytes Anti-Malware, are provided below.

  1. Downloading Malwarebytes Anti-Malware
  2. Installing Malwarebytes Anti-Malware
  3. Using Malwarebytes Anti-Malware