Change material skybox in runtime

Hello everyone!! i want change the material skybox when i press in a mesh that i use like a button. im not a programmer, then i don’t know make this. how can i do? i put all the materials skybox in a specific folder.

I would advise you to always google the question at first. You can almost always find the similar issues that have been solved.

For example

Might be also useful

P.S. I do not say that it will definitely work (I mean, the solution at the first link), but you should try.