Set a button over a picture used as background

hi to all
I’m a beginner …as by the title, if I try to add a button it is on the left side up of the screen…I need to move it but I can’t…how I can do it?
thank

Pull in from the Arrangements folder in the Designer to line up components, per taste.
You can nest them.

Hello Fabio

You could make life a whole lot easier for yourself if you invested a day doing the free MIT tutorials. See my website for links and a short movie on placing components like buttons.
https://www.professorcad.co.uk/appinventortips#TipsLearn Learning App Inventor
https://www.professorcad.co.uk/appinventortips#TipsGui GUI Layout
https://www.professorcad.co.uk/appinventortips#TipsProject Project File Care
https://www.professorcad.co.uk/PositionComponents How To Position Components (How to Movie)

ohh…thank you for your help…I’m going now to watch them…
all the best
fabio