remove batt indicator on dji go full screen mode

I am sorry if this question has been previously answered. I get the LAANC approval on my iPhone, but I fail to get the DJI approval to unlock the Mini 4 Pro controller. Tried several times and watched videos. But so far the ones I have seen gloss over the critical step, or I have missed it...

Hi All, I don't know if someone already post this issue, but I can not find the right solution for my issue. I am flying mavic pro for almost a year already, connected to my iphone 6. Everything is running smoothly. Recently my friend ask me to help him for covering his event lively. Meaning...