快捷键
Shut down, log out
1. Control + command + power = force your mac to restart
2. Control + option + command + power= quit all app hut down your mac
3. Shift + command + Q= Log out of your macOS user account. You’ll be asked to confirm.
4. Option + Shift + Cmd + Q = Log out of your macOS user account immediately, without being asked to confirm.