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