Most real device operations can be performed as if you were performing them on the actual device. Device can be rotated to portrait or landscape mode 

In order to rotate a device to landscape mode, click on Rotate Screen widget.

A success notification will appear once the device orientation is changed to landscape mode.

Click on the Rotate screen widget again to get back to the portrait mode. 

A success notification will pop up again confirming the device orientation being changed to the original portrait mode.