This is the closest thing the Mac offers to the Windows Alt key. On North American Mac keyboards, a key on the bottom row is labeled both Alt and Option. Here’s your cheat sheet to the menu keyboard symbols: represents the Shift key, means the Option key, and refers to the Control key.Īlt key. Unfortunately, they’re represented in the menu with goofy symbols instead of their true key names. Mac keyboard shortcuts are listed at the right side of each open menu, just as in Windows.