Sudoku - Brain Puzzle Games

1. Start by selecting an empty cell in the Sudoku grid. 2. Enter a number from 1 to 9, ensuring it doesn't repeat in the row, column, or 3x3 box. 3. Utilize potential candidates to narrow down number options in challenging cells. 4. Adjust if needed by removing incorrect numbers and try different possibilities. 5. Complete the grid filling all cells correctly to finish the puzzle.