FAQ Section: Screens

Frequently Asked Questions
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Screen Design Advice

Building apps with many screens

Many similar screens

Responsive Design
(mirrored for non-English)

Universal screen sizes
(mirrored for non-English)

Screen Switching

Stopping Clocks and Players before switching screens - @ABG

Tabbed Screens Demo - @TimAI2

Switch screens correctly - 2 methods - @Anke Aug '23

Choosing a Switching Technique - @Anke Nov 22

Effects of Companion on Screen and app closing - Boban

How do I open Screen1? - vknow360 and others

How do I switch screens? (manager) - Taifun

How to start from Screen2

Switching screens without a manager

Screen Manipulation

Copy and Rename Screens (not recommended) - Tim Houser

How do I Delete Unused Screens? - mareshu

How do I remove the grey bar?

Renaming Screens by Copy and Paste - ewpatton

Screen renamer (Windows .exe) - Juan Antonio

Miscellaneous

Codes for Automatic and Fill Parent?

Create a Login Screen

Global variables across screens?

How do I keep the screen on - periodic transparent ShowAlert

How to keep screen on with extension - Taifun

How to pass values from one screen to another screen by Scott

Transparent Screen Background - Boban

Annoyances

Blank screen on GoBack (webViewer) - jis

Bugs

Unwanted Screen Rotations - Power Users discussion

4 Likes
Copy and paste screens
Renaming screens
Making my app responsive
The program stops when a new page opens
Can we change the first screen?
Loop problem in the QR code scanner screen
RE: Have an error problem
Change the start screen
Companion Crashes as screen changes
Same menu for many screens
Multiple screen
YAIL compiler - AAPT execution failed. Please help
Notifier Doesn't Close
My new Quiz app Works well while with ai companion but crashes while installing the built app
First screen choose
Saving Text in a textbox
Multi screen app inventor 2
Getting this error while running, Using ASYNC Procedures extension
RE: Linking multiple tinyDB together
Screen sizing issue - has to be a simple solution
ePaper (eInk) Touchscreen in Android 11
The operation add items to list cannot accept the arguments: ,
How do i end a game and moove back to the first screen
Delete un-used screens
Screen Arrangement
Turning Ranked Numbers Into Word Tags
Looking for solution between backpressed and closeapplication
Help me out in webview page
Companion andFully built apk do not have the same functionality
How do you make idle game add points when game isn't running?
Companion andFully built apk do not have the same functionality
Displaying and Storing User Data in Firebase
Cloud DB not sure how to use
Close screen block
Progress Bar stuck at 75%
Flash card app not working
Bluestacks Dimensions Emulator
Screen rotation help
MIT web screen not display my layout but on mobile it is fine
Opening another screen AND closing the current one
Error from Companion: invoke: no method named `Column' in class edu.mit.appinventor.aicompanion3.Screen1?
Listview clicking
Is it possible to use the block in screen 1 in other screens?
FAQ Section: Firebase
Google play upload error, android:exported
The emulator couldn't switch between different screens
Game mode selection
Screen deformatting
Changing the main screen/Make another screen open first upon launching the app instead of screen1
Display Screen on Certain Day
Absolute Positioning
Switch screens correctly - 2 methods
Screen.initialize vs screen.otherscreenclosed issue
App Inventor Screen Limits - Are these circumvented by having your data stored off of Shared Preferences and in the cloud?
My project crashes after 1st-3rd time of playing it. How do I solve this problem?
How do you reset choices so App Inv doesn't crash?
How do you make a matching game?
Emulator mit app inventor
Runtime Error: The list cannot get item number 2 of list length 1!
Help with the list picker behavior
Recent changes to App inventer causing problems
Compiled MIT App inventor APK app always reverts back to main screen after a few seconds
Please help me prevent a relapse
Help with transfer from csv file to tinydb
I want to set home window first intrface but my screen1 is desplaying first what should i do plz help me someone
My Data-Entry Keyboard Once Worked .
Getting App Inventor to work with BLE and Seeeduino ESP32C3
App working in companion but not working when apk is downloaded
Duplicate screen
Problems in the app
Returning to Screen 4, only after installed
How do I create journal entries that are added to listview?
Page Failing to Render in Emulator
Barcode scanning
I get a run time error
Bluetooth screen1 and bluetooth screen2 Not passing on talent
Big gap on the MIT App Inventor compared to the designer
What is the best way to make many pages?
Problem with apk
How to fix HAXM Installation error
How do I change the screen size - getmetrics?
Saving Canvas to a file causes the screen layout to change
BLOCCO ACCOUNT mit appinventor
My app is working on emulator but crashes when installed on a phone
How do I submit the data entered from Screen2 show label38,37,36,34,33,32,31 Screen1?
App not working properly
Duplicar o copiar una ventana de app inventor
[BUG] My App not opened on MIT App Inventor
Transfer lists accross screens
Error showed up when I clicked Build >> Android App (APK):
Modifificaciones (Canvas DrawText on separate rows)
Help with my project please!
Notifier.AfterChoosing Error
Constant errors concerning list item selection and replacement
Is it possible to make save files from a list veiw
Help with tinyDB variable code
Bug using extensions
Store customization parameters (Select a phone number to send a Text message to)
Cannot build APK, stuck on 100%
Screen resolution
FAQ section: FAQ
All the image sprites get messed up when I test the game on a device
No carga mi proyecto
Remove resizability and orientation restrictions in your app to support large screen devices
Timer Problem: Cannot find component: Time
How do you change a start value in another screen?
Could Not Export APK, duplicate declaration of 'back'
How can I change the order of the screens?
Necesito que se abra la aplicación en otra pantalla
How do I Add Tabs or Pages to My App?
How do I share procedures and global variables between screens?
Server error: could not add screen - happening since Thursday
High load memory for low phones made it crashed when switching screens
My app is blocked (my app freezes on open Screen2)
Make (Vaccination) reminder based on schedule
Error with two screen
Problem with get start value block
Score counter with multiple screens
Please help! i need a timer for each question
Please help! i need a timer for each question
How to use multiple screen but without affecting the data of it
Screen again and again initializing
Server error : could not load the file. Please try again
Needing help with user made vocal commands sent via bluetooth
Multiple screens
Bad Arguments on Clock Duration
Compatibilità con dispositivi
How can I change screens using spinner?
Bug with dictionaries - Emulator and AI Companion discrepancies
About the Bugs and Other Issues category
Using Variables On Multiple Screens
How can I make a refresh button?
Switching screens to add items
Help crash app problem
If statement on degrees
HorizontalArrangement - framing
I can't show my list picker on listview
Necesito Ayuda para no se redimensiona la apk
How do I Store Data when changing screen?
How many records are stored in my TinyDB?
Why is my variable resetting everytime?
When I use the app on my phone I am unable to switch screens
Build failed! [RunAapt] ERROR: Error running AAPT and internal error has occured
MIT AI2 Companion has unexpectedly crashed
How do i import an entire program into a new screen in another program?