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