How to change Width of Android's Switch track?

set your desired width of switch in this attribute.

android:switchMinWidth

like

<Switchandroid:id="@+id/switchVisitAgain"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_gravity="center_vertical"android:layout_margin="1dp"android:checked="false"android:gravity="center_vertical"android:switchMinWidth="56dp"android:textOff=""android:textOn=""android:thumb="@drawable/round_button"android:track="@drawable/button_black" />

Thanks, bskania