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Android Studio – Back button on action bar

when I create a new activity, Android Studio show me this photo:

enter image description here

It have a Back button but activity haven’t it. how can I Make visible it?

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2

Answers


  1. 0

    put getSupportActionBar().setDisplayHomeAsUpEnabled(true); into onCreate() method in your activity class

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  2. 0

    In manifest declare the activity as a parent activity to get this button like this

    <activity android:name="com.owletogroceries.activity.RewardsActivity"/>

<activity android:name="OrderConfirmationActivity" 
          android:parentActivityName="ProductActivity"/>
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