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For drag and drop with user location You have to create a google map fragment activity below are the xml code of google map xml <? xml version ="1.0" encoding ="utf-8" ?> < androidx.constraintlayout.widget.ConstraintLayout xmlns: android ="http://schemas.android.com/apk/res/android" xmlns: app ="http://schemas.android.com/apk/res-auto" xmlns: tools ="http://schemas.android.com/tools" android :layout_width ="match_parent" android :layout_height ="match_parent" tools :context =".GetUserLocationActivity" > < fragment android :id ="@+id/mapuserloc" android :name ="com.google.android.gms.maps.SupportMapFragment" android :layout_width ="match_parent" android :layout_height ="522dp" app :layout_constraintEnd_toEndOf ="parent" app :layout_constraintStart_toStartOf ="p...

Add this code in your on create activity Method  @Override protected void onCreate(Bundle savedInstanceState) { super .onCreate(savedInstanceState); setSupportActionBar(toolbar); getSupportActionBar().setDisplayHomeAsUpEnabled( true ); getSupportActionBar().setDisplayShowHomeEnabled( true ); } then call this method @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id. home : finish(); return true ; default : return super .onOptionsItemSelected(item); } } this is default support action bar if you want your own then use own tool bar in your xml thanks