error in the 3 dots on one of my forms

In one of my forms, the 3 dots, there is a mistake. I see 3 options, edit / delete / Action3

How and where do I edit or remove this action 3 from?

Basically even in the other forms, once the response is recorded, the buttons are not working. For example like or share button. Where do I find these to edit or correct them?

In the view’s configuration: