IOS on phantom

[Donniepitflyer]

Hi guys
Is anyone else having problems with phantom 3 professional IOS, I can only get heading lock on it even though I have checked the multi switch in advanced settings and have done all upgrades. any help appreciated.

 

[Mako79]

Its actually IOC.
Enable in your DJI PILOT app first,
Then on your controller, switch to F on the PAF switch (top left of controller).