Why is my content is not posting to Instagram even though it is connected to Properti?

Properti cannot post to an Instagram page if it is a personal or creator account; it has to be a business/professional account.

Properti cannot post to Instagram if it is set up as a personal or creator account; it has to be a business/professional account.
 
You can check this by following the link to ensure that the profile in question is set up correctly.