How to set the external monitor which shows X-Sign Player as portrait, and the computer as landscape?

Environmental setting & User Scenario

• A computer is connected to an external monitor.  
• The contents of X-Sign windows player display on external monitor as portrait orientation. And the users want to do other things, such as POS, on computer as landscape orientation. 

Constraints

• The orientation setting in X-Sign Player “only” and “must” works on main display. 
• Hence, if you show and set X-Sign Player as portrait on second display, both main display and second display will turn to portrait mode.
• On the other hand, if you show and set X-Sign Player on main display. Only main display turn into portrait mode, and second display is still in landscape mode.

How-to (1)

• Go to windows display setting, choose external monitor (no.2), and set it as main display

How-to (2)

• Open X-Sign Player, go to settings and switch the default screen to Display2.

How-to (3)

• Then, select orientation and switch to portrait mode.
• Now, you can successfully show your content of X-Sign Player on external monitor as portrait, and do other thing on you computer as landscape.