To check whether Instagram is connected to Facebook page.

1. Go to the Facebook page and click on the 'About' section.



2. On the left menu, click on 'Page Transparency' and then click on 'See All.'

3. A screen pops up, and now click on 'Go to Ad Library'.

4. As the new screen appears, click on the 'About' section.

5. On the new screen, if you find the Instagram icon and handle details highlighted as shown below, the Facebook page is connected to Instagram.