Useful tip: to have another bitbuddy 1. Delete the folder you unzipped (and everything in it).
2. Press Win + R and type "regedit.exe" to open Registry Editor. In Registry Editor, go to the file path: "Computer\HKEY_CURRENT_USER\SOFTWARE\FunTech\Your FREE BitBuddy™" and delete the file "Dead_h2088734529"
3. In Windows Explorer, go to "C:\Users\*your name*\AppData\LocalLow\FunTech" and delete the "Your FREE BitBuddy™" folder there
4. Unzip the folder again and start the game. The game must start again from the beginning.