Ask for personalized file names of some mobile phone desktop folders, rather than those common file names, such as games and entertainment, gadgets, system security and so on.

2. My music (folder for storing music);

3. E-books (e-book players); Video (for MP4 files);

4. Video (also applicable to video files); Photo (photo);

5. Received (Bluetooth transmission and downloaded files are saved here? )。

The suffix of a file usually includes:

1，txt。 This is a text file;

2.mp3。 This is a music file;

3，jpg。 Bmp This is a picture file;

4.tiff high quality image file;

5.jpeg compressed image file;

6. pdf portable document format, including pictures and text.