How do I find if my battery or charger is faulty
I got a Second hand macbook air that used to be in a school for free yesterday I had to reinstall MacOS to get into macos the charger is second hand it powers up but does not charge I have no way to find the wattage as the charger is second hand I belive it is 45 watts in the macos system report it does not show wattage and the battery is on a faily low charge cycle
Update (12/31/2020)
it let me post it as a screenshot
Esta é uma boa pergunta?