How do you "Customize" mit App Inventor Mit alert?

[Pedito]

Friends, please, is there any vanilla way or some extension that allows me to transform the "notifier" alerts from this...

For that...

thanks

[TIMAI2]

There are several methods and extensions available to do that.

Search/look through here:

App Inventor Extensions | Pura Vida Apps

Here is one example using @vknow360 's excellent customSheet extension