OpenGD77

I updated the firmware, but it's the same thing, impossible to read the color theme I have a message concerning the com port however to read the memory it works

OK I try

Thanks

I have the firmware 20230809204854 [3CF6FD3 D] I try to read the "Theme Color" but not possible

How to read?

ok many thanks

Hello I put my RT3S with the opengd77 3 weeks ago now.

how should I proceed to update with the new one? and what are the changes between the two?

Many thanks to add me ! best 73

Hello,
My callsign is F4HXC I'm living to 150km north of Paris.
My radio is retevis RT-3s gps firmware... Opengd77 and my hotspot is bluedv via Android.

Best 73