RC4GS  V2 Firmwares


Latest Firmware(Please upgrade by Windows 7,8,10,11 or XP computer, cannot upgrade by Apple MAC computer)

Attention: If you can not download the files when clicked the mac file above, please click the website below to download the files you need.  

http://www.radiolink.com.cn/firmware/transmitter/RC4GS%20V2/



Latest Firmware:

RC4GS V2 Latest Firmware V6.0.4


Firmware V6.0.4 Upgrade Instructions

Optimizes the Throttle delay function.


Firmware for Four Wheels Steering


Version of firmware: V_6_1_0S

Date of upgrade: 2020.11.26

Firmware designed for: RC4GS V2 & RC4GS that the mainboard signed V3.0


Upgrade Firmware Introduction:

1. This firmware is designed for the car which need four wheels steering at the same time.

With this firmware, a shortcut key enable switch turn on or turn off the four wheels steering function.

2. This function is only applicable to PMIX01, the Master Channel is default CH1 and the Slaver Channel is CH3.

3. The control switch is default SWA, press it to turn on the mix function, press it again to turn off the mix function.


How to upgrade  firmware




1. Identify the suitable firmware
a. .mac firmware compatible with Windows 7,8,10,11 or XP.
2. Download the corresponding firmware to your model from the below links
3. Connect your radio to the computer with a USB cable and
power the radio on(with a LiPo battery or 6 pieces AA batteries), it will appear as an extra disc on your computer
4. Click YES as the window pops out when connected to format your radio
5. Once done formatting, your radio should be empty
6. Copy the latest firmware and paste it into your radio
7. Once finish Step 6, disconnect your radio from the computer and repower it on

How to| Upgrade RadioLink RC6GS​ V2/RC6GS/RC4GS V2/RC4GS​ Firmware