Wire brush: simple and easy to operate
The line brush is a method that connects the mobile phone with the computer through a data line and uses specific software to complete the brush process. Simple operation, suitable for beginners.
Card brush: DIY
Card brush is a method of putting the installation package (ROM package) into the root directory of the memory card and entering the mobile phone engineering mode. Need to brush into the third-party engineering mode first, suitable for DIY enthusiasts.
Back up important data
Be sure to back up important information before you start to brush your computer to avoid losing it. Because the brushing method of each mobile phone may be different, I suggest you go to major forums to find detailed tutorials to ensure that you can successfully complete the brushing.