1. Open Mango Animate AM and click on the ""New Project"" button 2. Choose the size you want for your video and click ""OK"" 3. Add your images, videos, and other media to the timeline 4. Use the built-in tools to add text, animations, and other effects to your video 5. Add a background music file or any other desired audio to your video 6. Preview your video to make sure everything is in order, 7. Export your finished video in the format of your choice. With these general steps, you can create a unique and captivating Happy Birthday video for your loved ones using Mango Animate AM. If you need more help, you can consult the user manual or seek expert advice."