I dont know whats is happens, i put an appstudio web app link into a ios facebook messenger (in a button) to open my application.
When i click in any text and keyboard pops, the size of screen is smalled, but when lost the focus or touch in ok keyboard, all the keyboard area is blanked, and the form stay behind this blank area, making scroll.
Its only happen in ios facebook messenger.
If you what to see it in action open facebook in a iphone and go at
send a message and click in
“FAZER PEDIDO ONLINE”
click in textbox, and ok in keyboard
in attach some sreenshots and the code