How to Reset Entire Game
WARNING: This will delete all saved puzzles and reset the game entirely.
There should be no way to accidentally delete your data from within the game itself, however if for any reason you wanted to reset the entire game…
You can find and delete the save data at
C:\Users\[USER]\AppData\LocalLow\Studio Goya\Sandwich Sudoku
Just delete sandwichSudokuSaveData.txt to start fresh.
Make sure game is closed when you do this
Trying to perform a reset by changing values within the text file might crash the game, so simply delete the file to reset and a new text file will be created when you restart the game.