Escape Farm Horse

You are the new farmer of a horse farm named Misty Creek Ranch. There are a lot of candidates who applied. But you wondered why they weren't there with you. Most of them have chosen a different farm and you are left with this one. It is your first day at work. And you can't help yourself, but you are feeling excited...! While walking around the place, you found many things scattered on the pathway. Since you are new, you don't know which buttons control what device. So you just tried out some buttons to see what they're for. Just then, the door lowered and shut itself. You tried pushing more buttons, but not one made the door budge. Use your puzzle solving skills and escape