Here's how to add GIFs via TikTok's green screen effect: Open the TikTok app and click the plus (+) icon at the bottom of the screen to create a new video.

If your iPhone lacks a home button or your actual home button is not working, you can add a virtual one using AssistiveTouch. Here's how.

You don't need a green screen to add artificial backgrounds to your video. We show you how you can achieve this using simple software.

Can you explain exactly what this button is and how it behaves? It’s a common misconception that the green button seated among its red and yellow companions is the Full Screen button.