If you’re like most Instagram users, you probably share your favorite videos on Instagram Story. But if you want to share a TikTok video on Instagram Story, there are a few things you need to know. First, open the video in Instagram and tap the three lines in the top left corner of the screen. This will open the “Share” menu. Second, tap “Instagram Story” and then select the story where you want to post the video. Third, tap “Add Media” and select “TikTok Video.” Fourth, add your caption and hit “Post.” ..