How to use character & in android strings.xml

Use this Code for TextView in your Xml

<TextView   

  android:layout_width="wrap_content"  

  android:layout_height="wrap_content" 

  android:text="Backup & Restore "  

  android:textSize="30dp"  

  android:textColor="#33B5E5" 

  android:id="@+id/textView"  

 />

out put
Backup & Restore