

You can also adjust other power-related settings from here, including how quickly your display will turn off when not in use. At the bottom should be “Show battery status in menu bar.” Make sure this is checked. It is just a small alert representing that your phone reached 100. Open up the System Preferences app and click on the “Energy Saver” icon shaped like a lightbulb. Its the system ui notification when it reaches 100 and stops charging.

I can plug it in overnight, and in the morning, the screen is on, sitting there displaying 'Fully Charged.
#SCREEN LIGHTS UP WHEN FULLY CHARGED FULL#
If you don’t see the icon in the menu bar, it may be turned off. When I plug my phone in to charge, once it reaches full charge, I'm used to seeing the screen come on for a few seconds showing 'Fully Charged.' But since the update, the screen never turns back off. If your battery is charging, it will have a lightning bolt symbol over the battery icon.

If so, the battery status is displayed in the top menu bar, along with apps using a lot of juice and warnings if your battery is old (and not holding a charge very well). As my screen was getting dimmer when on battery, I chose On Battery menu from the left side. Is It Turned On, With the Screen Visible? If you hear it, then you know it’s charging. Still, you can try disconnecting and reconnecting the cable to listen for the sound. You also won’t hear it if your laptop’s sound is off or if the battery is completely dead when you plug in the cable. It’s a ding that sounds just like the sound when plugging in an iPhone, but it’s quieter. Tip: Newer MacBooks make a sound when you connect the charger.
