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A Mac’s sleep mode can be turned off

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In order to save power and battery life, your Mac computer will automatically go to sleep after a set time. It can be irritating if your Mac goes to sleep when it doesn’t need to. This article will show you how to disable sleep mode on your Mac via System Preferences. Third-party apps can keep it awake.

How to turn off sleep mode on a Mac using System Preferences

Go to System Preferences > Energie Saver. To disable sleep mode on a Mac go to Sleep Mode. Next, tick the box next Prevent the computer from sleeping automatically if the display is off. Drag the Slider to Never.

  1. Open the Apple menu. The Apple icon is located at the top-left corner.
  2. Then select System Preferences.
  3. Next, select Energy Saver. This icon looks like a lightbulb.
  4. Check the box next To prevent the computer from going to sleep when the display is off.
  5. Untick the box to the right of Use hard disks to go to sleep as soon as possible
  6. Drag the Turn slider to Never

Note: If you’re using a laptop, this option will not be available unless you click on the Power Adapter tab. These settings can be changed in the Battery tab.

Here’s how to disable Mac’s sleep mode with apps

Although it is simple to stop your Mac from going into sleep mode by following these steps, you can find apps that allow you to tweak your sleep settings.


Amphetamine, an app that keeps your Mac awake using triggers, is available. It is easy to set up triggers that will keep your Mac awake when an external monitor is connected, a particular app is open, or any other event. You can toggle the switch on/off in the main interface to turn off the triggers. You can also control how your computer behaves while you’re away. This includes whether it activates the screen-saver or goes to sleep.


The Owly app allows you to manage your Mac’s sleep preferences using a simple interface. The app has a small icon at the top of the screen. It can be clicked to open a menu that allows you to prevent your Mac from going into sleep for a certain amount of time.

You now know how to disable sleep mode on your Mac. Check out our guide to disable sleep mode on Windows 10 PCs.

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