s it possible to open the messaging app and send an automatic message when the user presses a button

I want the user to send the saved reference code to all saved numbers by opening the messaging app when they press the button. How can I do this

Hi user777, welcome to Thunkable! :tada:

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This is a fairly advanced feature but you could set up push notifications in your app and send a notification to users that way. A more basic way would be to use an alert.