Minesweeper was released in 1990 as part of the Windows Entertainment Pack.
One Click BugThe clock in early versions of Windows Minesweeper does not stop for 1 click Beginner games.
Timer JumpThe clock in early versions of Windows Minesweeper skip a second at the start of the game.
Moving Window BugEarly versions of Windows Minesweeper move the game up one pixel every time you change level.
Timer LagWindows Minesweeper counts time more slowly than real time.