Spinrite ( https://www.grc.com/sr/spinrite.htm ) might help.
I'm just going to point to this blog post by a reputable data recovery company that tested spinrite and found that it "fixed" a bad sector by overwriting it with irrelevant data from elsewhere. https://www.recoveryforce.com/spinrite-a-data-recovery-progr...
>> blog post by a reputable data recovery company
Coca-Cola's review of Pepsi cola finds that it does not taste as good.
Reviewing a competitor's product == advertisement