Ren'Py stores preferences, persistent data, and project registries outside the main SDK folder. If you reinstall Ren'Py later, it will remember previous configurations unless you delete these paths. How tf do I uninstall renpy? - Lemma Soft Forums
To completely , delete its unzipped Software Development Kit (SDK) folder directly, as it does not use a traditional system installer. To purge all residual settings, developer caches, and persistent game data, you must also manually remove the hidden data directories.
Locate your renpy- -sdk folder (commonly in Downloads , C:\ , or your desktop), right-click it, and click Delete . Empty your Recycle Bin.
Because Ren'Py runs directly out of its extracted directory, it will not appear in your system's "Add or Remove Programs" list.
Find the renpy- folder in your Applications or Downloads directory, drag it to the Trash , and empty the Trash.
Follow this comprehensive guide to wipe Ren'Py completely from Windows, macOS, and Linux. Phase 1: Delete the Core Ren'Py SDK
Delete the extracted directory using your file manager or execute rm -rf ~/renpy- -sdk/ in the terminal. Phase 2: Clear Hidden AppData and Cache Folders