The blue progress bar on the monitor had been stuck at 64% for three hours. Outside, the neon signs of the city blurred through the rain-streaked window of the repair shop, but inside, the only light came from the terminal window and the glowing apple logo on a bricked iPhone 15.
: The most popular independent database for tracking which iOS versions are still being "signed" (authorized) by Apple. iphone firmware flash tool link
It automatically matches the correct firmware for your specific iPhone model. The blue progress bar on the monitor had