How to filter out users who can add friends through Facebook ID query
Adding friends on Facebook seems like a simple action, but behind it is a whole set of identification, screening and judgment processes. Especially when doing social media customer acquisition, advertising conversion, or Messenger private domain accumulation, blindly adding friends often leads to problems such as high failure rate, limited account, and user rejection. If you want to improve the addition success rate and reduce platform risk control intervention, you must master a key skill: querying Facebook IDs to filter out users who can add friends.