DJI WKM new software help

[paktazh]

Hi guys tried to set up my WKM M with my FUtaba 10 c with the New software (1.36 Firmware 5.20) is there any good video since they had a go home switch had to this new software want to know how to assighn a switch to that since from WKM u get only X2 and X3 cable that goes to RX how could u use those 2 for Go home for GPS and Intelligent O.Control according to this new software we must have 3 cable is there any mixing has to be done in naza it does not have that but one can channel max to go to fail save in all 3 Gps/A/M to make ur copter go to fail safe and go home or shut it tx down so it can go home i am kind of lost with this or may be we use x1 cable to connect to rx from wkm thanks in advance for your help