my second phone is also an oneplus one but I dare not change the battery, suppose something goes wrong
so i understand it might help by replacing the battery with a new one?
no, charging light doesnt light up but it does start up if i connect it to charger/laptop
i cant run commands on the phone
I think the battery is fine because when Android was still on,
it worked great
i have found this:
I now get the blue battery low message after the key combination,
but I have charged the phone all night.