1, follow the steps in the figure and operate in sequence. Select avi format, and the fourth step is to select the plus sign.

2, compression, choose none.

3, vertical screen resolution setting, the width should be lower than the height.

4. The input name includes the resolution size setting.

5.avi format video files are just too big for mobile phones.

6. Select the setting button of the mobile terminal.

7. Select the conversion format. The format factory supports up to 720p. Choose the settings in the picture, and the effect is good.

8. Add files exported from paintings, sounds and shadows, and then click OK to return to the main menu.

9. After the format conversion is completed, the vertical screen and full screen video of the mobile phone are obtained.

Audio-visual: It is a powerful video editing software produced by corel Company in Canada. It has the functions of image capture and editing, MV, DV, V8 and TV capture and conversion, and real-time capture of image files, providing 100 editing functions and effects. It can export a variety of common video formats, and can even be directly made into DVD and VCD discs.