It looks like you're referring to a cracked software post ("Your Uninstaller Pro" with a key) from a site like TorDigger. Just so you're aware:
Performing a Complete Uninstall: Typically, you'll have options for the type of uninstallation. Choose the option that scans for and removes all traces of the program. It looks like you're referring to a cracked
If you are trying to remove a program that won't budge, follow these steps instead of downloading risky keys: Trojans – Stealing passwords