If your Instagram posts in the social app are failing with the error message "user is not an Instagram business," these steps will help you make it a Business or Professional Account:
- Log in to the Instagram mobile app.
- Go to your Profile.
- Click on the 3 horizontal lines at the top right-hand corner of your profile page.
- Click "Settings" at the bottom of the page.
- Click on "Accounts."
- Click on "Switch to Professional Account."
- Disconnect the Instagram account in the social app and reconnect it.
- In the social app, retry any failed posts.