Menu Items are not showing on Action Bar

Question

I have made a completely new project. I have added items to the menu layout file. Those items do not show up on the action bar\'s right side. I remember that an

Answer 1

What worked for me was changing a property in menu.xml

this used to work in Material theme but didn't for AppCompat Theme & Activity so i changed how my menu.xml and add app:showAsAction= property under namespace `"http://schemas.android.com/apk/res-auto"

from actvity inflate menu through OnCreateOptionsMenu(IMenu menu) and now from OnOptionsItemSelected() i can also get the selected item id as

 public override bool OnOptionsItemSelected(IMenuItem item)
        {
                switch (item.ItemId)
                {
                    case Resource.Id.gamingactivity_filter:
                        OnBackPressed();
                        break;
                }
            }
            return true;
        }