Reset HP touchpad keep lollipop ROM

Hi gang, I'm new to tablets. having only owned one prior to this touchpad I had a all winner that just quit! Digitiser I think! Any how, this touchpad has Web is and lollipop how do I start over reset tablet but not lose my LOLLIPOP ROM? Reason I think I need to, is it got way low on battery, only came w USB cable and just now, as I was editing profile it re booted!

 

Here is screen shot of. What I've got!