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Help! transmitter wont flash my reciever

wouter

Junior Member
#1
hey there, i just recieved my new reciever a frsky xm+ and it has the wrong software on it so i wanted to update it using my turnigy 9xr pro on wich im running open tx 2.3.9 but when i go to my sd card i dont get the option flash to external device. i tried updating my bootloader (wich is now v1.9) but i cant get it to work. does anyone have an idea what i can do?