As a point of reference, I was once asked to train some top bosses from a Venezuelan telephone company (I forget which) on our software, which was interesting for two reasons:
First, none of them spoke any English beyond "hello."
Second, my Spanish comes from watching Sesame Street in the '70s. So, I could abierto and cerrado windows on the computer, but that was about it. About an hour later, I figured out salvar on the screen.
In other words, your English is more than fine.
