- Navicat Premium 15 (Windows)
- HKEY_CURRENT_USER\Software\PremiumSoft\NavicatPremium\Registration15XCT
- HKEY_CURRENT_USER\Software\Classes\CLSID\ * \Info
- Delete all "Info" folder under CLSID (Parent folder name of Info may different from man to man)
- Be sure that will not delete other important file