Download the source code ZIP from the official Cheat Engine GitHub.

Because you don't have admin rights, you cannot extract directly to C:\Program Files . Instead:

Once downloaded, you can run Cheat Engine directly from the folder where it was downloaded or extracted. No installation is required, and it does not need admin privileges.

One of the easiest ways to use Cheat Engine without admin installation is by using a portable version. The portable version of Cheat Engine does not require installation and can be run directly from a USB drive or any folder on your computer.

. These versions can be installed directly into a user-specific folder (like Documents or Desktop) without requiring system-level elevation. "Missing Setup" Link

It opened.

The following methods allow you to use Cheat Engine with standard user permissions: Official Patreon "No-Setup" Version