How to Link Your Instagram to Facebook Business Page
Using Facebook's Web page interface
1. On Facebook, navigate to business' Facebook web page.
2. Click Settings.
3. Click Instagram in the sidebar.
4. Click Visit.
5. Enter your Instagram qualifications. Click Visit.
Utilizing Facebook's Business Manager
1. On Facebook's Manager, click Company Setups.
2. Click Instagram in the sidebar.
3. Click Include.
4. Enter the business' Instagram credentials. Click Next.
Optional: Attach any relevant Ad accounts. If you do not desire to add one, click Skip.
5. Click Done.