How to Link Instagram with Facebook
Making use of Facebook's Page user interface
1. On Facebook, browse to the business' Facebook page.
2. Click Settings.
3. Click Instagram in the sidebar.
4. Click Visit.
5. Enter your Instagram credentials. Click Visit.
Using Facebook's Manager
1. On Facebook's Manager, click Service Settings.
2. Click Instagram in the sidebar.
3. Click Add.
4. Get in the business' Instagram qualifications. Click Next.
Optional: Link any kind of appropriate Ad accounts. If you do not wish to include one, click Skip.
5. Click Done.