How can I get rid of ransomware?

Episode 1004 (2:28:44)

Davey from Los Angeles, CA

Davey got bit by the ransomware virus which demands he pay $300 to unlock his computer. Leo says do not be fooled. Just format the PC and reinstall Windows. He can try and remove it, but he'll never know if there's other viruses that have been installed as well. Reinstalling Windows is the only way to be sure it's been removed.