Press at the same time shift option control (on the left side of the keyboard) and the power button.There's a couple of ways you can reset the SMC on your MBP, however I prefer the following steps: However, the late-20 MBP models actually required the command option p r keys to be held down for 20 seconds, while earlier Macs did not require this, but doing so does not cause any problems either. Note 2: These steps will also work to reset the NVRAM (or PRAM) for all Macs.
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Older Macs had what's called Parameter RAM (PRAM), newer Macs use Non-Volatile Random-Access Memory (NVRAM). Resetting the NVRAM on Late-2016 MacBook Pro models The first things I'd try is resetting both the NVRAM and SMC.īefore following the steps below, ensure you have no external hardware connected and that you're using the built-in keyboard.