The way to Add an Up Button to the AppBar – Android Studio Tutorial

On this tutorial we’re going to implement an up/again button into our app, which navigates us again to our mother or father Exercise. For this we now have to make some small modifications in our Manifest.xml file.

When you dont know, the best way to open a brand new Exercise (for instance by clicking a Button), watch this video first:

Instance code for this video:
https://codinginflow.com/tutorials/android/up-button

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