Hi there, I went to Japan a month ago, where I decided to switch my old battery in my IPhone 14 Pro at a reputeable repair center with 10k+ 5 star reviews, decent price and 2 hour repair time.
My old battery had a 78% life, so it was about time.
I thought it was an OEM due to the price and reputable brand, now I don’t think anymore.
At first it had to calibrate - I thought this was normal and the battery worked fine after first few initial full charges. Showed 100% and slowly draining.
Then came a week ago, where it started jumping from 90 to 60 quickly and then from 60 to 20 in an hour or so - wasn’t too skeptical.
Two days ago it was way worse, stopped showing more than 7% and he


