The f3popswt.dll file is part of the Fun Web Products PopSwatter by Fun Web Products.
Determining whether the f3popswt.dll file is a legitimate registry error or spyware is a matter of personal opinion. It really depends on whether you want the Fun Web Products on your computer or not. Some people desperately try to get them off and cannot. Others like the products and just want to resolve the f3popswt.dll error.
Removing Fun Web Products:
If you are among the people who consider Fun Web Products spyware or at least an unwanted program, then you will want to use SpyZooka. SpyZooka removes all spyware from your computer.
Resolving the f3popswt.dll Registry Error
If you enjoy Fun Web Products and you are receiving the f3popswt.dll error message, then you will want to run ZookaWare PC Cleaner. ZookaWare PC Cleaner guarantees to remove 100% of registry related errors from your computer. In addition, it is backed up by a 60-day money-back guarantee.