Why?

[MuhammadNur]

Why?

 

[MacPhantom]

I would expect you either have an issues with the remote or bird on the control channel or you have a very noisy area on the 5.8 GHz spectrum as your 2.4 Ghz WIFI is fine. In that position, do you still have Line of Sight?

 

[kndll]

290m with a standard/4k in heavily populated area = normal

 

[120CCPM]

Keep the antenna on the RC vertical, NOT pointing at the AC.