Patched versions may contain bugs that cause save game corruption or crashes during specific transitions. Official Support:

: Open your in-game phone or the settings menu. Look for a "Cheat" or "Code" entry box. Common Codes

Instead of patching the APK, you can replace your local save data with one that has 100% completion. a "100% Save File" from a trusted community source. Locate your save folder Android/data/com.subscribestar.waifuacademy/files/saves %APPDATA%/RenPy/WaifuAcademy game/saves folder within the game directory, as noted in general save location guides your current persistent file and save slots with the downloaded ones. 3. Ren'Py Console Command (Advanced)