Please ensure you have a Instagram Business Profile to be able to add this service.
You have be the Admin of the Facebook page linked to your Instagram Business profile (under Page roles in your Facebook page Settings) to be able to post. An Editor access is not sufficient for posting.
1. You can only include one image when posting to an Instagram Business service. If you need to include multiple images or a video in your post, please use the Instagram Post service.
1. Head over to Services > Add Services. Here you’ll see the list of our most popular services.
2. Find Instagram and click Add.
3. In the dialog you’ll see the Instagram Business Profile option, click Setup.
4. Please accept the permissions via Facebook and clicking Continue as...
5. Please click OK to confirm the permissions to allow Sendible to post.
6. From the drop-down, select your Instagram Business Profile.
7. Click Save Settings to finish adding the service
8. To post, simply select the Instagram Business Profile from the Compose box.
If you are adding more than one Instagram Business Profile, please ensure you logged out of Facebook before doing so.