Is there an AV at all that in some special way protects users who own cryptocurrencies? As far as I know, there are only AV programs that are free and do more harm than good, and those that have to be paid for, but again it is questionable how good they are in what their task is. Any good AV can prevent a computer infection by recognizing a malicious file (if it has an AV definition in its database), or if it has a good heuristic method to detect potential threats.

I agree that a good AV is something that every Windows user should have, especially if they have a hot crypto wallet on their computer that is always the target of hackers. However, even the best AV, operating system, or hardware wallet cannot protect them from some of the nonsense that people do - when they enter their seed on a website that promises to double their coins...