Reset NVRAM/PRAM & SMC on Mac computers

Quick Links and how to for resetting NVRAM/PRAM and SMC

How to reset NVRAM or PRAM on your Mac

Power on, quickly hold Option + Command + P + R, wait for startup sound, release.

How to reset the System Management Controller (SMC) on your Mac
for Mac Notebooks:

Shift + Control + Option then Power button, hold 10 sec. then release, Power back on.

Keywords:NVRAM, PRAM, Reset, Mac   Doc ID:83350
Owner:Adrian G.Group:School of Medicine and Public Health
Created:2018-07-03 15:25 CDTUpdated:2022-06-27 12:33 CDT
Sites:School of Medicine and Public Health
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