How, When, & Why to reset the PRAM & SMC on your Mac
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It is not managed by iFixit staff. If you have a iMac Pro, head on over to this guide as this guide will not work for your particular machine.
For Intel-based Xserve computers that aren't responding, you can shut down locally or by using remote commands. You can also press and hold the power button for 5 seconds. Turn it on and immediately press and hold these four keys together: Option, Command, P, and R. You can release the keys after about 20 seconds, during which your Mac might appear to restart. You will need a wired keyboard to perform this reset, and the keyboard must be an Apple keyboard.
GT Explains: What is PRAM and SMC in Mac and Why You Might Need to Reset It
If you have done all of these resets with no luck, you can head on over to our Answers Forum and ask for more assistance there! Cancel: I did not complete this guide. Badges: Help Translate iFixit. Difficulty Very easy. For older i.
For newer Macs with a T2 Security Chip e. Using software like CleanMyMac X, mentioned above, to monitor the health of your Mac can be helpful for eliminating other possible causes. Another useful utility for this is iStat Menus because it monitors key indicators like hard drive temperature, memory load, battery cycles, and fan speed. Setting up the iStat Menus app is only a matter of installing a couple of key components and setting the level of detail you want it to show in the menu bar.
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Best of all, both iStat Menus and CleanMyMac X are available for a free trial through Setapp , a platform of more than Mac apps and utilities that can solve even the most difficult technical challenges your Mac can reveal. Try it today and keep the guard on your Mac up by default. Get Setapp.
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How, when and why to reset your Mac’s PRAM and SMC
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