You need to follow the steps below:
- Go on your Facebook page
- Click on Settings in the top right corner of your page
- Click on Edit Page in the left column
- Click on Settings next to your Instagram Feed Tab
- Turn off the Show Instagram Feed Tab button
- Install the app again
If you don't see the Instagram Feed Tab button under your Edit Page section and you're still getting this error message, please contact us and provide the URL of your fan page and your Instagram username.