You need to use android.support.v7.widget.SearchView
try this style in your search,
Before the searchview extension ---> 
After the extension of searchview --->

<android.support.v7.widget.SearchView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/search_view" style="@style/SearchViewStyle" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentEnd="true" android:layout_centerVertical="true" android:layout_gravity="end" /> <style name="SearchViewStyle" parent="Widget.AppCompat.SearchView"> <item name="searchIcon">@drawable/ic_search</item> <item name="queryBackground">@color/white</item> <item name="searchHintIcon">@null</item> <item name="queryHint">@string/search_hint</item> </style>
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