Can someone please help. Bad controller ???

[Vegasloverec]

After upgrading firmware to Advanced phantom unit. I was told to program my remote plug it in plug it into my iPhone 7 and it went dead never to start again help help help What can I do

 

[Neon Euc]

You need to open the app and upgrade the controller first. Try that on the app then try again and see what happens when you take out the SD card then out it back in after you done the remote