Visibilty issue

lets say there are three screen a1,b1,c1 ohkay.Now if new User Come and it is not registered on our app so i want to that he shoul see two screen a1 and b1 i was able to do this like adding visibilty condtion like if name is empty the show a1 other wise not because new user hae not registered with us so his name will not be thee in GS backend and this working fine and once the user register in our app his name get filled in GSbackend now the registered should see only b1,c1 in this i have implement visiblity condition for screen c1 that if name is not empty then show c1 okay so this is working perfectly fine in glide dashboard on laptop but when i go through phone for same user it is not working please help me out with this

Duplicate post.