How to Reset PRAM and SMC on Your Mac: Ultimate Solution to Almost All Issues

Even after doing basic troubleshooting your Mac behaves crazy, then check the guide to reset PRAM and SMC. This is the ultimate step to bring back your Mac to normal.

Over a period of time, you usually notice that your Mac starts behaving weird. This weirdness might not be resolved by following basic troubleshooting like restarting your Mac. For this, you might need to go to a deeper level to resolve it.

PRAM or Parameter RAM (Random Access Memory) stores some of the core values of your Mac hardware. These values are being updated regularly when you make any changes in Preferences. At times, these values could get corrupted or badly written and this causes the weird behavior of your Mac.

Sponsored Links

How to Reset PRAM and SMC on Mac

On the other hand, SMC (System Management Controller) is specifically for Intel-based Macs. SMC controls different things than PRAM. For example, it takes care of your CPU fan, lights on your Mac and keyboard, Power, and System Performance. Resetting PRAM and SMC are the last steps of troubleshooting. So do not do this on a regular basis as a basic troubleshooting.

Although, there is no risk involved in resetting these two, even then have a backup of important stuff on an external drive. Remove speakers and other fancy hardware from your Mac before proceeding with the guide. Please follow the guide in the sequence, and not jump directly to reset SMC.

How to Reset PRAM (Parameter Random Access Memory) on Mac

Step #1. Shut down you Mac completely. This means all the way down, and not just sleep or logging out. If possible turn OFF the power switch and then turn it back on.

Sponsored Links

Step #2. Press Power button on your Mac along with Command + Option + P + R. Make sure you press all the keyboard buttons before the gray screen appears else it won’t work.

Step #3. Keep it pressed until your Mac boots up completely.

Step #4. After you let go the keys, reboot your Mac once again normally.

That’s it; your Mac has reset its PRAM. Once you log back in you’ll have to make few settings like adjusting mouse speed, time, volume, and few other things. All your data will be safe and sound.

Sponsored Links

How to Reset SMC (System Management Controller) on Mac

The process of resetting SMC is furthermore divided into three parts: Macs with a removable battery, Macs with a non-removable battery, and Mac PC or Servers.

Resetting SMC on Mac with Removable Battery

Step #1. As usual, turn OFF your Mac completely.

Step #2. Remove the power cord and also the battery

Sponsored Links

Step #3. Now press the power button for 5 seconds.

Step #4. Put on the battery and power cable.

Step #5. Turn ON your Mac.

How to Reset SMC on Mac with Non-removable Battery

Sponsored Links

Step #1. Turn OFF your Mac completely.

Step #2. This time do not remove the power cable.

Step #3. Now on your Mac keyboard, press Shift + Option + Control + Power at the same time.

Step #4. Let go all the keys.

Sponsored Links

Step #5. Now turn your Mac back on by pressing Power button. SMC has been successfully reset.

How to Reset SMC on Mac PC or Servers

Step #1. Shut down your Mac PC completely.

Step #2. Unplug the power cord from the machine.

Step #3. Press and hold Power button for 5 seconds.

Step #4. Let go power button and plug the power cord back into your Mac.

Step #5. Turn ON your Mac normally.

That’s all. Your Mac has successfully reset PRAM and SMC. These two processes are not made for regular maintenance. The guide should be followed as the ultimate weapon after doing basic troubleshooting.

Has your Mac ever behaved weirdly? What did you do to bring it back to normal? Share it with us by comment below or on Facebook, Twitter, and Google Plus.

Dhvanesh Adhiya
Dhvanesh Adhiya is the founder and editor-in-chief who takes care of audio, visual, and textual contents uploaded on He is passionate about wonderful apps that change the way your iPhone interacts in your life.
- Advertisment -