Change Spinner Dropdown Icon

Answer :

Try applying following style to your spinner using

style="@style/SpinnerTheme" 

//Spinner Style:

<style name="SpinnerTheme" parent="android:Widget.Spinner">     <item name="android:background">@drawable/bg_spinner</item> </style> 

//bg_spinner.xml Replace the arrow_down_gray with your arrow

<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android">      <item>          <layer-list>              <item>                 <shape>                     <gradient android:angle="90" android:endColor="#ffffff" android:startColor="#ffffff" android:type="linear" />                      <stroke android:width="0.33dp" android:color="#0fb1fa" />                      <corners android:radius="0dp" />                      <padding android:bottom="3dp" android:left="3dp" android:right="3dp" android:top="3dp" />                 </shape>             </item>              <item android:right="5dp">                  <bitmap android:gravity="center_vertical|right" android:src="@drawable/arrow_down_gray" />              </item>          </layer-list>      </item>  </selector> 

Add theme to spinner

<Spinner style="@style/SpinnerTheme"       android:layout_width="match_parent"       android:layout_height="match_parent"/> 

Add spinnerTheme to styles.xml

<style name="SpinnerTheme" parent="android:Widget.Spinner">     <item name="android:background">@drawable/spinner_background</item> </style> 

Add New -> "Vector Asset" to drawable with e.g. "ic_keyboard_arrow_down_24dp"

Add spinner_background.xml to drawable

<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android">     <item>         <layer-list>             <item android:drawable="@drawable/ic_keyboard_arrow_down_24dp" android:gravity="center_vertical|right" android:right="5dp"/>         </layer-list>     </item> </selector> 

For this you can use .9 Patch Image and just simply set it in to background.

android:background="@drawable/spin" 

Here i'll give you .9patch image. try with this.

Right click on image and click Save Image as

set image name like this : anyname.9.png and hit save.

Enjoy.. Happy Coading. :)