How do I know if my MacBook Pro a1989 is fully charged?

Yes, it stops charging when the battery reaches 100%. Additionally, there is no need to unplug the charging circuit when the battery reaches that 100%, simply use the MacBook on AC power when you are near an AC outlet.

Kiyasha_KW wrote:

Hi, thank you for the reply. Yes I have ticked the option, but once my battery is fully charged, does the lightning/charging sign go off?

Fully charged, this is what I see:

The lighting bolt inside shows it is connect to the power source.

Fully charged without the charger plugged in, this is what I see:

Hi,

There is battery icon on the top right side of menu bar if you check off System Preferences >Energy Saver > "Show battery status in menu bar".

You’re welcome.