Using unofficial tools can sometimes corrupt Windows installations.
If you already bought a license but lost it, use the PC HelpSoft Purchase Finder to retrieve your key and download link.
You can buy a license directly from the PC HelpSoft website . Once purchased, the key is sent to your email.
Some rogue updaters show false positives to pressure users into buying a license. Removal instructions for PC HelpSoft Driver Updater
Contacting PC HelpSoft support is the best way to resolve activation issues or verify a "new" key from a partner. Why Avoid "Gratis" or Unofficial Keys?