Why can't Xiaomi's mobile phone make short calls?
It is recommended that you back up the data, enter recovery (shut down, press the volume up+power on key to enter recovery), clear the cache, clear user data, clear all data, and use the line brush to re brush once. First, you download the latest development version of the line brush package on the official website. The computer turns into a good driver. Download a miflash brush tool and use the wire brush. The following is a detailed download link of the official machine brushing tutorial and package. We recommend you to use the sixth kind of wire brush