If you turn off the Mac or put it to sleep, the power adapter will start charging the Mac. You may still use your MacBook without draining its battery, but the battery won’t charge. If you use a low-wattage adapter in a high-power consumption MacBook, the power adapter barely provides enough power to run your MacBook but not enough power to charge the battery.įor example, if you connect a Macbook Air charger (30W) to a 15" MacBook Pro (87W), you could get a battery not charging notification, and the charger will get hot very soon. The low-wattage adapters are used in low-power consumption MacBooks like MacBook Airs and 12" MacBooks, while the high-wattage adapters are used in 15" and 16" MacBook Pros. You may quickly get confused with the chargers if you have a few MacBook Airs, MacBook Pros, iPads and iPhones in your household. The new MagSafe 3 chargers come in 67W, 96W and 140W. The MagSafe 1 and 2 chargers come in 45W, 60W and 85W. You need a new charger.Īpple uses a few types of chargers for different MacBook models. If your charger keeps turning off, you most likely have a faulty charger. Other solutions include using an uninterruptible power supply (UPS) to filter out the line noise or plugging the charger into a different circuit, eg., the other side of a house or office, upstairs or downstairs. Unplug the charger, wait for 1 or 2 minutes and plug the charger back in to see whether the charger works or not. The charger will shut down when it senses too much line noise from a socket. The AC line noise from power tools, fluorescent lights, refrigerators, and other sources may interfere with the MacBook charger. Unplug the charger immediately and let it cool down before using it again. If you place the charger in a poorly ventilated area, such as on a sofa, bedding or a pillow, the charger may turn itself off if it gets too warm. The MacBook charger can become warm during normal use. Stop using the cable immediately and get a new replacement cable. The removable USB-C cable is prone to get damage by bending the plugs at the two ends. If your MacBook starts charging when you wiggle the USB-C cable, the cable is not connected properly. Believe it or not, these simple checks often fix the MacBook battery not charging issue. Make sure the USB-C cable is fully inserted into the charger. As usual, if you have any questions or other battery life tips, just use the Comments form below.In addition, the USB-C charger uses a removable USB-C charging cable. I hope this Mac keyboard/mouse battery level tip has been helpful. Mac keyboard/mouse battery level tip - Summary Just follow these steps:ġ) Click the Apple icon on the Mac menu bar, and select System Preferences.Ģ) When the System Preferences dialog comes up, click the Bluetooth icon:ģ) On the Bluetooth dialog that comes up next, click the "Show Bluetooth status in the menu bar" checkbox:Īs soon as you do this you'll see that Bluetooth icon on the right side of the Mac menu bar, after which you can view your keyboard and mouse battery levels. If the Bluetooth menu I just described isn't on your Mac menu bar, fear not, it's easy to get it there. Enabling the Mac Bluetooth menu (to see the battery levels) If you use rechargeable batteries like I do, it can be very nice to know these levels before they go to zero, because I can pull all my batteries on evening, charge them up, and put them back in the next day. My Mac mouse is named "Al's mouse", and my Mac mouse battery level is currently 51%. To see your Mac mouse battery level, do the same thing: Click the Bluetooth menu, find your mouse on the menu, and hover over that item. When you hover over that item you'll see your Mac keyboard battery level (mine shows up as "43%"). On that menu you can see your Mac keyboard battery level by clicking that icon, then scrolling down to your "keyboard" menu item (mine is named "Al's keyboard"). (This is something like the normal Bluetooth icon, but a little different.) This menu will be in the upper-right corner of the Mac menu bar, and it looks like three small dashes with some other figure behind those dashes. The easiest way I know to see the Mac keyboard/mouse battery level is to put the Bluetooth menu on your Mac menu bar, and check it from there. Mac mouse/keyboard battery FAQ: How can I check the battery level of my Mac mouse or Mac keyboard?
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