Mac Freezes After Sleep on macOS High Sierra? Here’s the fix

Many Mac users have a complaint that their Mac freezes after sleep. They said that everything was fine…
Mac Freezes After Sleep on macOS High Sierra

Mac Freezes After Sleep on macOS High Sierra

Many Mac users have a complaint that their Mac freezes after sleep. They said that everything was fine before upgrading to High Sierra.  Here I am going to tell you the solutions to fix this issue. If you have the same problem, this article will help you to solve it.

Before trying these Solutions, restart your Mac via Apple Menu->Restart. Sometimes, restart itself will solve if any issues on your Mac.

Solution 1: Force Restart

  1. Press and hold the Power Button until your mac shut down.
  2. Again press the Power Button to turn it on.

Solution 2: Change Energy Saver settings

  1. Go to Apple Menu->System Preferences->Energy Saver.
  2. Select the Power Adapter tab.
  3. There you can see the Turn display off after option. Drag the slider to the corner of the right side until it reaches Never.

Solution 3: Reset SMC

If your Mac has a non-removable battery,

  1. Shut down your Mac via Apple menu->Shut Down.
  2. Press and hold the Shift + Control + Option + Power Button simultaneously.
  3. Then release the keys at the same time.
  4. Turn on your Mac.

If your Mac has a removable battery,

  1. Remove the battery out of your Mac.
  2. Press and hold the Power Button for 5 seconds.
  3. Insert the battery into your Mac.
  4. Turn on your Mac by pressing Power Button.

Solution 4: Reset NVRAM/PRAM

  1. Turn off your Mac via Apple menu->Shut Down.
  2. Press the Power Button to turn on your Mac.
  3. Then immediately press and hold the Option + Command + P + R keys simultaneously as quickly as possible after pressing the Power Button.
  4. Keep pressing until you hear the startup sound for the second time.

Solution 5: Unplug all external devices

Disconnecting all external devices may solve this issue. Disconnect mouse, keyboard, hard drive, power adapter, etc from your Mac. Now check whether your Mac freezes or not after sleep. Then reconnect them.

Solution 6: Restart your Mac in Safe Mode (Safe Boot)

Restart your Mac in Safe Mode will fix many issues including the sound freezing issue on your Mac. But you can’t use some features in Safe Mode.

  1. Turn off your Mac via Apple menu->Shut Down.
  2. Turn on your Mac.
  3. Press and hold the Shift Key as quickly as possible after you hear the startup sound. You can see the Apple Logo on the Screen.
  4. Keep pressing the Shift Key until you see the Login Window.
  5. Enter your User Name & Password to log in. You may need to log in twice if FileVault is turned on.

Solution 7: Fix disk errors in Recovery Mode

  1. Turn off your Mac via Apple menu->Shut Down.
  2. Press Power Button.
  3. Press and hold the Command + R keys simultaneously as soon as possible after pressing the Power Button until the Apple Logo appears.
  4. After that Utilities window will appear with 4 options. Tap “Disk Utility”.
  5. Tap “Continue”.
  6. Select the disk/drive that you want to repair.
  7. Select First Aid->Run. This action will check the disk for errors.
  8. Click “Done”. Close Disk Utility.
  9. Restart your computer via the Apple menu->Restart.

Other solutions:

  1. Check for Software Updates.
  2. Create a new Admin Account and use it.
  3. Restore your Mac to Factory Settings.
  4. Downgrade macOS High Sierra.
  5. Reinstall High Sierra.

I hope this will help to fix this issue. If you know of any other solutions to fix this issue, let us know through your comments. Thank you and keep supporting iPhonetopics.com.

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