How to Reset SMC on MacOS System

SMC, System Management Controller, is an essential program in Mac system to bring out functions on Intel at a low level like LED indicators, keyboards, various hardware devices, etc. But sometimes the SMC also needed reset to perform correctly. There are multiple tasks which SMC reset can fix like the keyboard lights are unusual, the fans are running faster even when under heavy usage, the power button is not working properly, the battery isn’t charging properly, etc.

If you are facing any issues like these, then you must reset the SMC in your Mac system. At first, the users may think that since it is a considerable problem and hence the procedure to reset SMC might be lengthy and complicated. But, resetting SMC is an easy task to attempt while running a MacOS system. Well, here’s a thing that every Mac user should know: the settings in versions like Mac and Mac Pro might differ, hence perform the SMC resetting task according to the version of your Mac.

Before starting the process, you must check whether your system has removable batteries or not. You need to close every application in the system and try to boot the system. There are some options that you need to follow acceding to your Mac. Let’s see how to reset SMC on MacOS Systems.

How to Reset SMC on Mac?

Resetting SMC in Mac and Mac Pro with Removable Battery

  1. Switch off your Mac system.
  2. Now, remove the power adapter from the system.
  3. Remove the battery and long press the power key for 5-10 seconds.
  4. Now, release the button and now reconnect the power cables.
  5. Now, boot your Mac.

Resetting SMC on iMac

  1. Shut down the system and remove the power adapter.
  2. Now, wait for a few seconds and reconnect the power adapter to the system.
  3. Boot your system on your Mac.

Resetting SMC on Mac with Non-Removable Battery

  1. Shut down the Mac system and attach MagSafe power adapter.
  2. Long press left shift + control + option key and now press Power button as well.
  3. Wait for 10 seconds and release the keys.
  4. Now, press Power Button to boot your system.

Now, your SMC has been reset, the hardware should work correctly, and the issue must be resolved. If the methods didn’t work, then you will have to ensure that your Mac system has Intel since the Intel Macs have SMC controller.

Micheal Ricky is a Microsoft Office expert and has been working in the technical industry since 2002. As a technical expert, Samuel has written technical blogs, manuals, white papers, and reviews for many websites such as

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