how to remove app title in android studio code example

Example 1: android studio removing title bar

<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar" />

Example 2: how to remove title bar android studio

change
<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
to
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">

Example 3: removing title bar from android app

res -> values -> styles.xml
<item name="windowNoTitle">true</item>