1. First, right-click on the computer and select PowerPoint Presentation in "New".

2. Double-click to open the newly created PPT file and enter the editing page of PPT.

3. Then click the right mouse button on a blank page, select the "Format Background" option, and select the background style.

4. Then click Text Box or WordArt on the Insert tab.

5. Enter the text content in the text box and edit the main content of the courseware.

6. After editing a multi-page PPT, you can beautify the page. Click "Insert" and "Picture or Graph" to beautify the page.

7. If you need to increase the switching effect during playback, you can click the effect option in "Switching".