How to Add an Up Button to the AppBar – Android Studio Tutorial
In this tutorial we are going to implement an up/back button into our app, which navigates us back to our parent Activity. For this we have to make some small changes in our Manifest.xml file.
If you dont know, how to open a new Activity (for example by clicking a Button), watch this video first:
Example code for this video:
https://gist.github.com/codinginflow/30c729fe713662cac2def0e717d9b865
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