Hide or remove Action Bar on specific Activity | Android

Question

How I can remove Action Bar on specific activity not for all application, for example I have Sign Up activity and for this activity I want to remove Action Bar

Answer 1

Remove Action Bar on specific Activity go to Activity java file here your Activity class extends with AppCompatActivity remove the AppCompatActivity and extends with Activity and go to xml file and select Theme NoTitleBar or go to Manifests file select your Activity and add Theme on your Activity android:theme="@android:style/Theme.NoTitleBar"/>