1. Open the software

2. Import the video that needs to be edited

3. Import the background music that needs to be added

4. Drag Move the editing area below

5. Turn off the sound of the original video

6. Then add it to the rendering list

7. Modify the output settings, be sure to Select the audio, click OK after setting it

8. Then click Render to complete.

Adobe After Effects, referred to as "AE", is a graphics and video processing software launched by Adobe. It is suitable for organizations engaged in design and video effects, including television stations, animation production companies, personal post-production studios and multimedia studio. Belongs to layer type post software.

Adobe After Effects software can create countless eye-catching motion graphics and stunning visual effects. Take advantage of unparalleled tight integration with other Adobe software and highly flexible 2D and 3D compositing, as well as hundreds of preset effects and animations to add refreshing effects to your film, video, DVD and Macromedia Flash productions.