The action bar title will, by default, use the label of the current activity, but you can also set it programmatically via ActionBar.setTitle(). To implement the "Back" (more precisely, "Up") button functionality you're talking abo

I'm doing a project in Android Studio using empty activities but in both of them the title still being the same, like in the image: How can I change the title of the second activity to 'Form' inst...

Change Android Title Bar or Toolbar or Action-Bar text Programmatically. Follow the below steps to create a Toolbar and change its title at runtime. Step 1: Create a new Android Project using the "Empty Activity" Template. Step 2: Add the below