Easy: Reset Mac SMC – Key Combinations All Macs

If resetting the NVRAM and PRAM on your Mac have not fixed unexpected behaviors with your Mac, try to reset the the System Management Controller (SMC). See Apple’s support article on learning more about the SMC.

Reset SMC on Mac Laptop - Non Removable Laptop Battery

1. Shutdown your Mac laptop.

2. Unplug your power adapter from the Mac laptop.

3. On the left side of your keyboard, press and hold SHIFT + CONTROL + OPTION and press the power button and hold for 10 seconds. Then release the buttons.

4. Reconnect your laptop power adapter and power on your Mac laptop.

Reset SMC on Mac Laptop - Removable Laptop Battery

1. Shutdown your Mac laptop.

2. Unplug your power adapter from the Mac laptop.

3. Remove your laptop battery.

4. Press and hold the Mac laptop power button for 5 seconds and release.

5. Reconnect the power adapter and power on your laptop.

Reset SMC on Mac Desktop

1. Shutdown your Mac desktop.

2. Unplug the power to your Mac desktop.

3. Wait 15 seconds then plug power back into your desktop.

4. Wait 5 more seconds and power on your Mac.