How do I add elements to my Launcher?

Edit a presentation with an element-app included illustration
1.
Edit a presentation with an element-app included
Select an element-app to edit illustration
2.
Select an element-app to edit
Click the Assign App box to show the available apps in your repository illustration
3.
Click the Assign App box to show the available apps in your repository
Select an app and click on save illustration
4.
Select an app and click on save
The new app will appear on your launcher illustration
5.
The new app will appear on your launcher