![]() They both hold dedicated configuration settings for your system. Reset the Parameter RAM (PRAM) or Non-Volatile RAM (NVRAM)ĭepending on your model and age of MacBook, it will use either PRAM or NVRAM. If your Mac has a T2 security chip, reset the SMC by pressing and holding Control + Shift + Option and the Power button for seven seconds, then reboot your Mac.ĥ.Release them and restar the MacBook, which should reset the SMC and get your trackpad working again.For a Mac with a non-removable battery, hold down Ctrl + Option + Shift on the keyboard, then press and hold down the Power button for ten seconds. ![]()
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