This is a short one Does anybody know of a trusted app that

I use AVG antivirus.

>>18112188
Avast Free if it's a virus or Malwarebytes if it's malware and then I use CCleaner for good measure to fix any registry problems that may have resulted from a virus or malware

format and prevention is the best way to get rid of viruses.
Anti-viruses are somewhat unreliable, they can only catch older viruses. And some serious exploits like buffer overflow attack aren't really caught by AV.

Malwarebytes