Want to wake up each morning to a freshly brewed pot of coffee and a fully powered-on Mac? Or after using you Mac, you maybe too lazy to shutdown the device. Well, Apple's built in wake, sleep, start up and shut down features right into the Energy Saver system preferences is perfect for users who’s tired of shutdown or power on a Mac.


  1. Type "Energy Saver" in Spotlight and select the Energy Saver system preference.
  2. Simply click on the Schedule button.
  3. Check Start up or wake, then select the specify weekdays, weekends, every day, and time of the day that you'd like your Mac to start up.
  4. You can check the Sleep (Restart or Shut down) menu to specify time to shutdown the Mac as well.
  5. When you're done, click the OK button to save changes.

There's also simple Terminal trick that let you to shutdown your Mac in a specified time, say If you want to shut down your Mac after a certain number of minutes - 45, then type sudo shutdown -h +45 in the command line. If you close the window, shutdown command will be canceled.

It's worth to note that If you have a MacBook, the scheduled startup will only occur when it’s plugged in. This prevents battery drain and ensures your laptop won’t decide to boot up when it’s sitting in a bag somewhere. 

Via iMore, HowToGeek, And Chron, Image Credit How-To Geek And TekRevue

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