I am currently working on a program previously written in the programming language c #
I need helping ...
one design designed in the basic main form and when running the program it runs more than one design
How did he design only one and he used 4 other designs with him?
I could not understand this thing
I want to transfer the design to another form, and 4 other designs displayed and worked with it
How did he design only one and he used 4 other designs with him ?

Thanks ..

I am modifying a program previously written in c # programming language which is forms windows
I faced some problems, namely: I am trying to modify the background of the properties and by writing in the code, but it did not give any result or change
If possible I can help on this topic ?

Thank you