A gist to show how to handle with differents fragments in same activity

RecipesActivity

public class ReceitasActivity extends AppCompatActivity {
    
    
    private static final String INGREDIENTE_TAG = "ingrediente_fragment";
    private static final String PASSOS_TAG = "passos_fragment";
    private static final String VIDEOS_TAG = "videos_fragment";
  
  //Control what fragment is show
    private int fragmentoExibido;
    private static final int RECEITA_INGREDIENTES = 1;
    private static final int RECEITA_PASSOS = 2;
    private static final int RECEITA_VIDEOS = 3;
    
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_receitas);
        
        FragmentManager supportFragmentManager = getSupportFragmentManager();
        FragmentTransaction tx = supportFragmentManager.beginTransaction();
        //Even if my device is on Landscape or Portrait mode, my first container always will be my list of recipes
        tx.replace(R.id.frame_principal, listaReceitasFragment);
        
        if(savedInstanceState != null){
        //retrieve the fragment saved in savedInstanceState
            ingredientesFragment = (IngredientesFragment) getSupportFragmentManager().getFragment(savedInstanceState, INGREDIENTE_TAG);
            passosFragment = (PassosFragment) getSupportFragmentManager().getFragment(savedInstanceState, PASSOS_TAG);
            playerFragment = (PlayerFragment) getSupportFragmentManager().getFragment(savedInstanceState, VIDEOS_TAG);
            
            fragmentoExibido = savedInstanceState.getInt("fragmentoExibido"); // Retrieve the last fragment that was showed
           
           //and the magic is here
           if (estaNoModoPaisagem()) {

                switch (fragmentoExibido) {
                    case RECEITA_INGREDIENTES:
                        supportFragmentManager.popBackStackImmediate(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                        supportFragmentManager.executePendingTransactions();
                        supportFragmentManager.beginTransaction().remove(ingredientesFragment).commit();
                        tx.replace(R.id.frame_secundario, ingredientesFragment);
                        break;
                    case RECEITA_PASSOS:
                        supportFragmentManager.popBackStackImmediate(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                        supportFragmentManager.executePendingTransactions();
                        supportFragmentManager.beginTransaction().remove(passosFragment).commit();
                        tx.replace(R.id.frame_secundario, passosFragment);
                        break;

                    case RECEITA_VIDEOS:
                        supportFragmentManager.popBackStackImmediate(null, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                        supportFragmentManager.executePendingTransactions();
                        supportFragmentManager.beginTransaction().remove(playerFragment).commit();
                        tx.replace(R.id.frame_secundario, playerFragment);
                        break;
                    default:
                        tx.replace(R.id.frame_secundario, new IngredientesFragment());
                }
            }

            
        }
    }

    tx.commit();  
    
    
    }