gl300b

I have a gl300b that just steadily beeps and wont connect to wifi or the drone which is a phantom 3 pro please advise on how i can update the firmware without the drone conneted as ive read alot that this is a firmware issue with the controller and needs an update what version of dji assistant...

I've been searching all day for a new RC for my P3A. The internal plastic posts that hold the screws broke (RTH button too) so I pulled it apart to fix. All went well until I messed up the cable re-connecting the controller board to the main board. Finding parts has been difficult although I've...

(cross-posted on DJI forum) I am trying very hard to remain civil, but after two months of not being able to use my P3P I'm kinda upset. I am a FAA 107 licensed remote pilot with 350+ flights on my P3P with a GL300B RC . I've always kept my firmware updated to the latest version. The last...