Friends cannot pay because of no directions

[Morning-Star]

The link on Facebook timeline opens up to my calculator

[PayPal_david]

Hey Morning-Star. 

Welcome to the Community!

I'm not sure what type of link that you have added to your Facebook profile. 

If you are trying to integrate a payment option on your Facebook account, you can find steps of how to do this here. 

I hope this helps. 

David.