RT3s Firmware Upgrade

Contents:
  1. Turn ON the RT3s in DFU Mode
  2. Download the Firmware

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Turn ON the RT3s in DFU Mode

DFU-Mode.jpg
Hold down the PTT and upper side key while turn on the radio.
The LED will flashing red and green when the RT3S is in DFU mode.

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Download the Firmware


Download and Unzip the file:

RT3S_updated_FirmwareV3.04.zip

source: https://www.retevissolutions.com/rt3s-dmr-radio#A9110F

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Glenn Lyons VK4PK
glenn@LyonsComputer.com.au
Ver:gnl20230215 - pre published v0.9