If you changed your Instagram username or display image you'll need to logout of Milkshake, login again and re-publish your Insta website to see your updated Instagram information.
How to update your website
- On the Home page tap your display pic in the top right corner
2. Select Logout. Your internet browser app will open and take you to this page: https://www.instagram.com/accounts/logout and you'll be logged out of Milkshake
3. Go back to the Milkshake app and follow the prompts to sign in with your Instagram account
4. From the Home page, tap on any card then select Edit
5. Make edits to your website content if required, otherwise just tap Preview and then Publish.
Republishing is how your Insta website is updated with your new Instagram username and display pic.