The Resolution Patcher adds your desktop resolution to the game and fixes performance issues on Windows 8, 10, and 11. However, it has a crucial requirement: the .exe file for the CD version of SimCity 3000 Unlimited/World/UK Edition is encrypted. According to the developer of the patcher, the file (it cannot decrypt the file on its own).
The Resolution Patcher adds your desktop resolution to the game and fixes performance issues on Windows 8, 10, and 11. However, it has a crucial requirement: the .exe file for the CD version of SimCity 3000 Unlimited/World/UK Edition is encrypted. According to the developer of the patcher, the file (it cannot decrypt the file on its own).