![]() ![]() Leave it plugged in for a while: If you recently removed your computer from long-term storage, it may be in a low-battery state. Some possible sources of line noise include lights with ballasts, refrigerators, or mini-refrigerators that are on the same electrical circuit as your computer. Reset the adapter periodically by repeating this process. If the adapter works after this interval, there is most likely a line noise issue with the power source. Unplug your power adapter from the power outlet, then plug in a device that you know works, such as a lamp, to confirm that the power outlet works.Ĭheck for line noise: Unplug the power adapter from the wall, wait 60 seconds, then plug the adapter back in. Use a different power outlet: Make sure that you’ve connected your power adapter to a working power outlet. Use a different AC wall adapter: Your power adapter comes with a removable AC wall adapter that has the blades you insert into an electrical outlet. If your Mac doesn’t charge when using the AC wall adapter with the power adapter, try it with another Apple AC wall adapter, or try using an Apple Power Adapter Extension Cable. See the Apple Support article Identify your Mac power adapter. For best results, use the power adapter that comes with your Mac. For example, your Mac might not charge when it’s connected to a low-wattage adapter. Use a different power adapter: Your computer may be connected to a power source that gives it enough power to run, but not enough power to charge the battery. For best results, use the cable that comes with your Mac. Not all cables can charge, so make sure the cable you’re using is designed for charging. Use a different cable: You can find out if the cable is causing the issue by trying another cable. Disconnect it from the power adapter and clean it with a soft, dry, lint-free cloth. If the recommended battery temperatures are exceeded, charging may stop at 80%.Ĭlean the port: Make sure the port is clean and free of debris. If you use your Mac in a poorly ventilated space like under a blanket or on thick carpeting, the adapter might turn off to prevent overheating. Mac laptops work best at 50° to 95° F (10° to 35° C) ambient temperatures. Let it cool down: Move your Mac to a cool, well-ventilated spot. Check the port, the charging cable, the power adapter, and the AC wall adapter. Inspect the hardware: Make sure everything is plugged in and undamaged. See Check the condition of your Mac laptop’s battery. All rechargeable batteries become less effective as they age. Your Mac laptop may not be charging because of an issue with the battery, power adapter, or other physical hardware.Ĭheck the battery condition: Your Mac laptop may not be charging because of an issue with the battery. See If your Mac battery won’t charge completely. You may be able turn off these features in Battery settings. Turn off battery health features: It’s normal for your Mac laptop to stop charging before 100% to optimize or extend the lifespan of the battery. For other Mac computers, see the Apple Support article Reset the SMC of your Mac. If you have a Mac with Apple silicon, just restart your computer. Reset the SMC: Reset the System Management Controller (SMC), which controls how your Mac manages power. See the Apple Support article Update macOS on Mac. Update the software and firmware: In some cases, software or firmware updates might be available for your computer that improve communication with your power adapter. Connected devices, and settings such as brightness, can also drain the battery. For example, some apps-such as video editing software and video games-can require more power and drain the battery more quickly. Your Mac laptop may not be charging because of a high performance level, the software, or Battery health settings.Īvoid draining the battery quickly: Your computer may be running at a very high performance level that uses more power than the power source provides. ![]() Get started with accessibility features.Use Sign in with Apple for apps and websites.Watch and listen together with SharePlay.Share and collaborate on files and folders.Sync music, books, and more between devices.Make and receive phone calls on your Mac.Use one keyboard and mouse to control Mac and iPad.Use Live Text to interact with text in a photo.Make text and other items on the screen bigger.Install and reinstall apps from the App Store. ![]()
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