Error to get data from list of firebase in app inventor

Good Days, I have an aplication than show me data in text box but when i designer with phone it’s working correctly but when change another phone this show me data in other order or with another caracters like " , /,:.= and my application not working like it to do.
thanks in advance

Please provide a more detailed explanation of what you are trying to achieve,
what you have done so far, what works, what doesn’t work…

Please show your relevant blocks,
if relevant, your data or lists,
screenshots of the Designer screen or app in action,
so we can see what you are trying to do…

Right Click in Blocks Editor and select “Download Blocks as Image”
for the best image of your blocks.