1, open the incision and click "Start Creation".
2. Select two or more videos, and then click Add to Project.
3. A small square will appear between the two videos. Click on the small square, as shown.
4. There are basic, mirror, slide and special effects transitions, and each category has a variety of transition effects, such as overlapping, flashing white, flashing black and color dissolution. You can adjust the transition duration or click "Apply to All" in the lower left corner. When you are ready, click "Check".
5. Finally, click "Export".