What does your onboard battery tester tell you about the charge status of each battery are all the LEDs lit?
I would download this gem of an app: [https://www.coconut-flavour.com/coconutbattery/|CoconutBattery]. It will give you a deeper view of your batteries as well as your systems charging logic and even the power adapter.
Here’s a useful reference on battery life time (cycles): [https://support.apple.com/en-us/HT201585|'''Determine battery cycle count for Mac notebooks]''' As you can see Your MacBook’s battery life is quite low (300~500 cycles) you may need a new battery.
+
+
Lastly, you may want to review this useful Apple T/N: [https://support.apple.com/en-us/HT204054|'''About Mac notebook batteries].'''
What does your onboard battery tester tell you about the charge status of each battery are all the LEDs lit?
I would download this gem of an app: [https://www.coconut-flavour.com/coconutbattery/|CoconutBattery]. It will give you a deeper view of your batteries as well as your systems charging logic and even the power adapter.
Here’s a useful reference on battery life time (cycles): [https://support.apple.com/en-us/HT201585|'''Determine battery cycle count for Mac notebooks]''' As you can see Your MacBook’s battery life is quite low (300~500 cycles) you may need a new battery.