If you’ve been going around with your MacBook, the fans could probably use a dusting.ĭo you have everything ready? If you do, then we’re good to go! Bonus points if you have a compressed air canister.Take breaks when necessary! My article will be awaiting you :). When unscrewing the back of our MacBook and handling the insides, remember that this can be a fairly easy job, but it can also be risky. Static-cling is an enemy here, which we’ll touch on further within the guide. Preferably outside of a room where there may be carpets. A proper setting to do this! Try to avoid doing this within a cluttered, non-flat cramped surface.Certainly wouldn’t want to have them freely rolling around, so let’s give them a temporary home before they return to our MacBook. If you’re in need of a screwdriver to help unwind the back of the screws, here’s a helpful catalogue from Amazon of different screwdriver sets that will fit our needs : The screwdriver in particular should be able to fit the dimensions of 1.5 millimeters. A small screwdriver to unscrew the back of your laptop.Release the keys.Here’s a list of what you’re going to need: Hold the keys down until the computer restarts and you hear the startup sound for the second time.Ħ. Press and hold the Command-Option-P-R keys.ĥ. You will need to hold these keys down simultaneously in step 4.ģ. Locate the following keys on the keyboard: Command, Option, P, and R. Hold these keys and the power button for 10 seconds.ģ If you have a MacBook Pro with Touch ID, the Touch ID button is also the power button.ĥ Press the power button again to turn on your Mac.

How to fix MacBook beeping 3 times Try resetting the SMC Ģ After your Mac shuts down, press Shift-Control-Option on the left side of the built-in keyboard, then press the power button at the same time. If the problem persists, visit an Apple professional immediately or contact Apple Support directly. You may have recently replaced or just upgraded the RAM memory on your MacBook Air or MacBook Pro computer and it was not installed properly. If your MacBook Air or MacBook Pro computer is broadcasting 3 successive beeps at intervals of approximately five seconds, it means that RAM memory did not pass the data integrity check.

The beeping indicates that there is an issue with your notebook’s RAM. Why MacBook beeping 3 times and won’t startup?

Why MacBook beeping 3 times and won’t startup?.

Macbook pro 3 beeps in a row