Follow the instructions below to reset it. If your Mac doesn’t have Apple silicon, then your computer has an Intel processor and features an NVRAM reset option. If your Mac computer has Apple silicon you don’t need to worry about resetting your NVRAM as these devices don’t include a manual reset option. Most of the time you can control these settings in your System Preferences, but if you can’t, resetting your NVRAM may help! If your Mac has Apple silicon The non-volatile random access memory (NVRAM), sometimes called the parallel random-access machine (PRAM), is a small portion of memory that your computer uses to save and have lightning-speed access to certain settings such as sound, startup-disk selection, and even the time zone. Wait for 5 more seconds and then press the p ower button to turn your Mac back on.Wait for 15 seconds then plug it back in.Release all of the keys and then press the power button to turn your computer back on.Hold the four keys for around 10 seconds.Press and hold the power button at the same time as the keys above.Press and hold Shift ⇧-Control (⌃)-Option (Alt) ⌥ at the same time.How to reset your Mac if it doesn’t have Apple silicon or a T2 chip Wait for another 5 seconds, then press the power button to turn your Mac back on.Wait for 15 seconds then plug the power cord back in.Shut down your computer and unplug the power cord.Wait for a little while, then press the power button again to turn your Mac back on.Keep pressing the keys for another 7 seconds, then release them.Continue to press and hold all the keys for around 7 seconds, then press and hold your Mac's power button without releasing the other keys - if your laptop is on, it will turn off during this step.Press and hold Control (⌃)-Option (Alt) ⌥-Shift ⇧ - your Mac may turn on in the process.Wait for a few seconds, then press the power button again to turn your computer back on. ![]() Remember, all Macs have this button, even if you have TouchID - you can also use it to restart your computer.Press the power button for 10 seconds, then release.See if you have a Mac with the Apple T2 Security Chip If it doesn't, determine if your Mac has a T2 chip Restart your Mac or shut it down and turn it back on.Check that your computer is connected to a reliable power source.Resetting it can solve some uncommon issues related to power or temperature management. The System Management Controller (SMC) controls the power on your Mac. The charger shows signs of damage or discoloration.You see a spark coming from somewhere other than the metal prongs.However, contact Back Market Customer Care right away if: You may notice that small sparks appear when the charger’s metal prongs connect with the outlet. If you find that your USB-C-enabled Mac is able to charge with one USB-C cable and not another, or if you need to wiggle the cable or Adapter Extension Cable back and forth in order for it to charge, stop using the cable right away and get touch with us. ![]() The charging issue may stem from the USB-C cable. Try using another Apple AC plug as the one you’re working with may be faulty. Your power adapter always comes with a detachable plug (the part with the metal prongs that go into the outlet).
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