How do I erase all the numbers and notes that I've entered? Follow Tap the arrow in the top left corner of the game screen. Tap the New Game button. Select Restart. Related articles How do I delete a number entered by mistake? I think some of the sudoku cannot be solved. The numbers can't fit in correctly. Why do the numbers I enter look so small? How do I use hints? How do I make notes? Comments 0 comments Article is closed for comments.