Section 2: Platform & Setup
- Beginner: 9×9 grid, 10 mines.
- Intermediate: 16×16 grid, 40 mines.
- Expert: 30×16 grid, 99 mines.
- Controls: left click to uncover, right click to flag a suspected mine, and (in most versions) a middle click or both buttons to chord.
- A timer starts on the first click; a counter shows mines remaining minus flags placed.