3djc
The thing is Otx doesn't deal at all with RF link. If you are suggesting your range is really short, then it rules out Otx
Just tested current nighties, works normally  
Well makes sense, if GV are disabled, you cannot use those. The question is how did you get it there . have you disabled GV screen in radio or model...
It is only available in colorlcd UI, did you go through that at some point ?
When github will have compiled #4671, could you try produced firmware ?
You can now get it at: https://github.com/EdgeTX/edgetx/actions/runs/8018181460/artifacts/1269425993
Global variable need to be active (either through model or radio), but it works here if active (and doesn't if disabled, as expected)
Like all the options, you can choose in your model if you obey radio settings or specific for this model. There as probably no need to redo the radio.yml, you...
Set it to global
After discussion, we have decided to prevent disabling GVAR on 128 for now. PR has been updated accordingly