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Intel: How do I make the pins LVDS (differential) capable in my design? Also, how do you set the P/N channel?

Quartus Prime

When designing, single pins should be used for the pins that you want to support LVDS. Then, in the Pin Planner (Assignments menu), option the I/O standard for the desired pins.
・ I/O Standard section: LVDS
 
When assigning pins, assign pins on the design to P-channel pins.
The N-channel pins are automatically assigned to the pin numbers of the N-channel pins paired with the assigned P-channel pins during compilation.

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