I'm part of the Telegram group for Beta testers etc. Based on a lot of discussion from the community, which seems to have died in the last few weeks, no one knows what causes the issue with data. A couple of people went as far as installing external antennae to see if it's something with the hardware or metal case. Hats off to 'em, not sure about the results though. Again, they were from the community.
No-one from Fxtec has communicated anything in months. As far as anyone can tell, all work on this issue is dead and has ceased, everyone has given up and no-one is looking at it at all. Un