How to check the system files?
Can I delete all the files at the same time?
What is root directory?
Can I find the files I delete?
How can I delete the hidden files on the phone?
How to transfer a file to another folder?
How to use Remote management?
Where is the decrypted file stored?
How to change the open method of the file?
How to compress and decompress files?
How to modify the format of the files?