Truth is, everyone ought to keep the manual handy at the field, no matter what brand.
Ain't that the truth! After 45 years in RC, I still carry my manuals with me to the field. Surprising how many times I have forgotten how to get into a menu or change a setting. After the model is set up, I seldom go into the menus and I forget how......oh, by the way, that's what we ole folks call a senior moment.
Rod