How do i create a sidebar without any extensions?

MIT App Inventor Help
1

HOW DO I CREATE A SIDEBAR WITHOUT ANY EXTENSIONS? I have tried many times with extension but my app crashed.I was trying to create a sidebar without extension and i messed it up and had to delete every thing

2

Here is one way (not exactly a sidebar, but next best thing)

Who Needs a Sidebar Anyway ?

There is also this little popup menu extension:
Popup Menu Extension by DevYB

or the Dialog Anything Extension by Zhangzqs

[update]

current sidebar extension favourite:

1 Like
3

Maybe this can help you too :
http://baasapps.com/app-inventor/sidebar-side-menu/

Or this tutorial