MacBook says Not Charging while plugged in: what it means
Why macOS shows Not Charging or Battery Is Not Charging with the adapter connected, and the checks that tell a hold from a fault.
Why does my Mac say Not Charging when plugged in?
Often because macOS chose to pause charging: Optimized Battery Charging holding at 80 percent, or the battery being too warm. The Mac still runs from the adapter.
How do I tell a hold from a fault?
pmset -g batt
pmset -g adapterIf the adapter shows its full wattage and the Mac runs from AC Power, it is a hold. If no adapter or a very low wattage appears, try another cable, outlet and port.
What else can I try?
Restart the Mac, try the other USB-C port, and remove any hub between the charger and the Mac. A battery at Service Recommended may also charge unreliably: Battery Service Recommended.
Common questions
Is Not Charging a problem on a Mac?
Usually not. macOS pauses charging to protect the battery and runs from the adapter.
How do I force my Mac to charge?
Choose Charge to Full Now in the battery menu if it is holding at 80 percent, and let a warm Mac cool.