How to add User control in the toolbox for C#.net for winforms by importing the dll to the reference?

Question

I have one dll of usercontrol and I add to it to the references in my project. And now I want to access this usercontrol from toolbox but it does not appear in the toolbox.

Answer 1

Right Click on empty field of toolbox and select "choose item" and then go to your project folder and select your dll file (or EXE file)