Windows Forms: Using a user control like a container control

Question

I have developed a simple Windows Forms User Control. I drag and drop this user control on a form. How can I achive, that now I can put further controls from the toolbox dirctly on the user control in the form?

In other words, is it possible to use a user control like a container control?

Answer 1

is it possible to use a user control like a container control?

No.

You design the UC using its own files.

When you drop an instance of the UC on a Form, that instance is not usable as a Container/Parent.