CUAV X7+ UART4 port

[Mr.Wing]

I connect GPS at UART4 port of CUAV X7+ FC but not work.
How to solve this problem?
Please support.

[Steve220 (Dr.Steve)]

What type of the gps?

[prsh8ya (Tanner)]

Did you figure out this?
What GPS are you using?

[1111122 (Andrew_Sabadash)]

I have 4 CUAV X7+ units with the same typical problem.