You can share videos from Tubi with others by following the steps below. If those you're sharing the videos with don't have the Tubi app, they'll get prompted to download the app.
- Open the Tubi app.
- Select a video.
- Click the Share icon to the right of the Play button (image below).
- After clicking on the Share icon, and sending it to your friends, if they don't have the app, they'll be invited to download it!