How to return from another screen to old spcefic arrangement?

this is the Screen1

and in the Screen2 i used three vertical arrangment to create virtual screen-

and i add following blocks also in the Screen2 where every button are belongs to deifferent vertical arrangment

and Screen3 open every html files via “get start value”
3rd

But now how return previous specific veritical-arrangement…

which blocks should i have to use in inside “BackPressed” block?