/Java/How to navigate to last back stack in android studio

How to navigate to last back stack in android studio

findNavController().popBackStack()

How to navigate to last back stack in android studio

@Override
public void onBackPressed(){
    FragmentManager fm = getFragmentManager();
    if (fm.getBackStackEntryCount() > 0) {
        Log.i("MainActivity", "popping backstack");
        fm.popBackStack();
    } else {
        Log.i("MainActivity", "nothing on backstack, calling super");
        super.onBackPressed();  
    }
}

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