Unhide buttons in VC1 from VC2 using delegate

Question

I am trying to Unhide some buttons in a ViewControl using a button in a secondary VC.

On my researches I found out that I have to use a \"Delegation action\".

I

Answer 1

Your VC1 should extend UIViewController.

@interface VC1 : UIViewController 

Make your connections again in the interface builder after that.