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Question: Loud fan in screen saver mode

(MacBook Pro 2017, 13" touch bar.. bought 2 weeks ago) Fan rotates fast and loud to extreme when my Mac goes to screen saver mode even there are no any application left opened.

MacBook Pro TouchBar and Touch ID, macOS High Sierra (10.13.4)

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Answer:

Hi sujanrajs,


please reset the System Management Controller.


How to...:

  1. Choose Apple menu > Shut Down.
  2. After your Mac shuts down, press Shift-Control-Option on the left side of the built-in keyboard, then press the power button at the same time. Hold these keys and the power button for 10 seconds.
    If you have a MacBook Pro with Touch ID, the Touch ID button is also the power button.
  3. Release all keys.
  4. Press the power button again to turn on your Mac.


How to reset the System Management Controller (SMC) on your Mac - Apple Support.



Cheers

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Question marked as Apple Recommended

Apr 23, 2018 12:31 AM in response to sujanrajs In response to sujanrajs

Hi sujanrajs,


please reset the System Management Controller.


How to...:

  1. Choose Apple menu > Shut Down.
  2. After your Mac shuts down, press Shift-Control-Option on the left side of the built-in keyboard, then press the power button at the same time. Hold these keys and the power button for 10 seconds.
    If you have a MacBook Pro with Touch ID, the Touch ID button is also the power button.
  3. Release all keys.
  4. Press the power button again to turn on your Mac.


How to reset the System Management Controller (SMC) on your Mac - Apple Support.



Cheers

Apr 23, 2018 12:31 AM

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Question: Loud fan in screen saver mode