Use your favorite search engine to look for "portable cheat engine" or "cheat engine portable." This should yield results from sites that offer portable versions of software.
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To use a USB drive, follow these steps:
Open cheatengine.lpi in Lazarus and click Run > Build to generate your own cheatengine-x86_64.exe . Important Notes on Non-Admin Use
Drag and drop the Cheat Engine installer onto the innoextract.exe file. It will unpack all necessary application files into a local folder.