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How to upgrade Retevis RT73 firmware

How to upgrade Retevis RT73 firmware

The Retevis RT73 is the latest Dual Band mobile radio to come on the ham radio scene. It can be compatible with DMR Tier II repeater network as well as local FM repeaters. It was specifically designed with the amateur radio operator in mind. Today, let us we together learn how to upgrade RT73 firmware.

What do you need?

1. Get your RT73 from Retevis website.

2. Download RT73 firmware upgrade software from RT73 support page. 

How to do?

1. After unzip the firmware file, you will there have an .exe installation program and firmware upgrade .bin file.

2. Install the IAP(setup) on your computer. 

3. Enter RT73 DFU mode. Press the P1 button, and turn on the radio at the same time.. 

4. Connect the USB cable to your computer, and then open the IAP firmware upgrade software.Choose the correct com port.  Click" Open APP File" to open the .bin file here. and then click IAP, It will begin to upgrade the firmware.  When the process, the LED will flash red and green.   After the firmware update successfully, the radio will turn off automatically itself. You need to power it on again. 

 

5. Check Version.

Press the 360° rotary knob enter the menu, switch the rotary knob to find "Device Info". Then switch to "Version", and then check it. 

Please email to info@ailunce.com if you have any questions during you operate your RT73. 


Comments

Comment user

Jose

Hi all I just upgrade my radio and I have a problem, beacause after upgrade I press PTT the radio turn off and swich on, reinicialize every time that I press PTT key. I upgraded 3 times the radio. Can you help me with thie issue? Best Regards

Comment author

Yolanda Author

We have received your email and reply to you via email, please check it. 73

Comment user

French

when I try to run the firmware program for my Retevis RT73 my anti virus quariteens it.. say s it is a virus.. never had this problem before.. what can I do to update firmware..

Comment author

Author

This is down to digital signing issues and is 100% safe. You can ignore it directly and put it in your computer white list.

Comment user

Rosendo Saraiva

My friends, this RT73_CPS_V2.12.4 do not work. When add new zone with new channels the radio do not work. The display show "Unprogrammed". How is fix its??? Rosendo - PS8RSA

Comment author

Author

Hello, thanks. We have received your friend message. 73

Comment user

Francisco Jardim

While you don't have APRS, how do you find the position transmitted by the RT73's GPS?

Comment author

Yolanda Author

It will transmit via message. another radio will receive the location information in the message.

Comment user

Guest

buona sera , il software v2.1.13 del retevis rt73 ha un B U G che scompiglia tutte le frequenze ,da correggere . Grazie . De IK3DJB

Comment author

Author

Can you show me more information? hams@ailunce.com

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