(HTCT328W got root permission to play with a friend's mobile phone today. He said that the memory is 512 and the card is always on. He wanted to delete some built-in software and ban some startup items. He should have root permission. I gave him permission. I thought it was easy to do this, but it took me more than 2 hours to do it in practice. Although there are online tutorials, they are too abstract to be handled easily by friends who have not handled them. Today, I will share my acquisition process: Prepare software and hardware 1?? For a normally available computer, xp system is recommended?? One HTCT328W mobile phone,)