How to Target People Who Have Viewed Your Videos on Facebook and Instagram
This audience allows you to reach people viewing your videos on Facebook and Instagram.
It’s possible to target people who have viewed any video upload from your Facebook and Instagram profiles, without them needing to have “Liked” or “Followed” your Facebook and Instagram profiles.
To get started, confirm that you have Page Advertiser access or Page Admin access to the Facebook Page of the brand.
Verify that the brand has synced the Instagram Business Profile of the Instagram Account to the Facebook Page. Note: This is only required if you’d like to target video uploads from your Instagram Business Profile.
Select Add New, People Who Viewed Your Videos, followed by selecting the Facebook Page + duration of videos viewed (5, 10, 15 seconds etc) in the Template Options section: