How do I Store Data when changing screen?

Hi all, I am currently building a small app and would like to somehow save the information entered(listpicker, bluetooth connection etc) in the app when changing the screen. When I change the screen to map the data disappears. Sorry for my bad english, im from Switzerland

The simplest option is to use the TinyDB.

See here -

Also the documentation -

I dont understand the TinyDB, could you maybe help me do it? Here is my Code

A very good way to learn App Inventor is to read the free Inventor's Manual here in the AI2 free online eBook ... the links are at the bottom of the Web page. The book 'teaches' users how to program with AI2 blocks.
There is a free programming course here and the aia files for the projects in the book are here:
How to do a lot of basic things with App Inventor are described here: .

Also do the tutorials Our Tutorials! to learn the basics of App Inventor, then try something and follow the Top 5 Tips: How to learn App Inventor


Trying to push the limits! Snippets, Tutorials and Extensions from Pura Vida Apps by icon24 Taifun.

Bluetooth connections break when you change screens.

Instead of multiple screens, stack some Vertical Arrangements, and show only one of them at a time.

Sounds good, but how do I do that correctly?

from FAQ Section: Screens

This topic was automatically closed 7 days after the last reply. New replies are no longer allowed.