problems using the lyft app

Hi its Carlos,
I have been looking at the lyft app.
Some how I entered a wrong address in to the button that says home I see an edit button next to it wich lets me think I can change this incorrect home address, says 4 riders can ride and basic pricing information and a close button.
Sometimes it appears and sometimes I can't find it.
But when I press the plus as a ride option I cant find that fare information.
Finally is there a way to tell when prime time pricing applys.
I read in help some kind of circle appears at the top of the app but I don't think voice over would work with that.
Thanks for any information.
Carlos
but when I press it it tells me to enter a drop off address.
Also when I press the lyft button I find a popup that