The specific use steps are as follows:

1. Search for "iMove" in the iPhone APPStore, and find and successfully download and install it. As shown in the figure below.

2. After the software is successfully installed, find and open the iMove software on the desktop. Click on the software page and videos, projects and cinema projects will appear. You can select items according to the function you want to edit. Click Create Project to select a trailer or movie.

3. Click the "Create Project" function to enter a new page, and click the "Movie" function button on this new page to enter the mobile phone photo album and select the corresponding video or photo.

4. Press and hold the white video bar below to realize the functions of splitting, separating, copying and deleting.

5. In addition to video editing, you can also add themes, filters, modes, music and other functions. There is an option in the lower right corner. According to the requirements you want to attach, click to select themes, filters and music.

6. You can also create a trailer. First, select the trailer function. First choose the category of the trailer, such as Hollywood, family, etc. After selection, you need to fill in two pieces of content: outline and storyboard. You can write an outline and a list of actors and producers.

7. After writing the outline, you can click on the storyboard, click on the group scenes or actions, insert your own videos or photos according to the outline, and then click Save after all the steps are completed.