I’m having difficulty with using advanced actions and increments

I am trying to create a slide with 4 check boxes and a hidden next button, that shows only after the learner clicks all of the boxes.Upon doing so, it would allow the learner to see the next button and continue.I set up the smart shapes with an additional state of a check mark,  variables with the value of zero, hid the smart shape of the next button. I want to add the statement to increment the smart shape to 1, […]