You do want to try to give it around the same time each time, but never less than 12 hours apart or you need to skip it. Below is the
Copaxone website. It has all the info you need, if you scroll down it has the links to the injection videos! I think it was Lulu who told me about it. I watched it several times before doing my first shot! It was great.
Last tip: when assembling auto-inject, make sure to screw bodies back together before removing cap remover.