(Forcibly delete the tool, you can understand it, for some computer newcomers, it is very effective for right and wrong, but it is also effective for people at the festival time, there is no need to delete a poisonous file or an unwanted file, but again It can't be deleted when it is in use, and it is troublesome to enter the safe mode and restart, so it is much simpler to have this tool. But be careful. Don't delete it randomly~)