Please keep in mind that you can not declare an Instagram account you don't own. If you are advertising on the behalf of another person, the owner should first claim their Instagram account through their own Facebook Organisation Manager.
Instagram To Facebook
If you own the Instagram account: Simply go to your Facebook Service Manager and click on settings. Under the Individuals and Properties tab, click on Instagram Accounts on the left then click on Claim Instagram Account button on the right.
Secret in your Instagram username and password.
You can likewise opt to link it to your ad account if you have one.
Furthermore you can also designate partners to manage your Instagram account after you have actually link Facebook Business Supervisor to your Instagram account.
Back in the ads manager page, when you have actually effectively added the account you'll have the ability to select your Instagram account at the ad creation page.
Doing this will allow people to click to follow you on Instagram rather of sending them to your Facebook page.
Bear in mind that you can not directly purchase followers on Instagram as opposed to Facebook likes project Instagram To Facebook.