Green Screen Effect - YouTube. After launching the TikTok app visit the home of your TikTok account. A Guide To The App Tiktok For Anyone Who Isn T A Teen Choose Your Video From the apps main menu tap Gallery to load up the video youd like to use as your wallpaper. How to put a tiktok video on your home screen . The green screen effect of TikTok is just as simple as the other effects. If you do tap that then select either Home screen or Home and lock screen Whichever you choose will be your default option now so the next time you tap. The background can be a still image or a video. Your video will most likely appear. TikTok Tutorial on how to change background in tik tok video app. 2021 me hereThis was recorded like in 2018 so Im not sure if it works until now. Here choose Upload to the. Watch this video to learn how to use Tik Tok and make your own Tik Tok. How to Change Background in Tik Tok Video TikTok Green Screen Effect Tutorial - YouTube. How to pu