Latest Firmware(Please upgrade by Windows 7,8,10,11, computer, or upgrade by Apple MAC computer)

Attention:

If you can not download the files when clicking the mac file above or below, please click the website below to download the files you need.  

http://www.radiolink.com.cn/firmware/transmitter/RC4GS V3/

Latest Firmware for RC4GS V3 V683A.mac

Firmware V683A Upgrade Instructions:

Improvement of the STSPD menu and the THSPD menu: The data of the "servo delay" and the

"throttle delay" has been changed from theoriginal 0~100%to :"OFF","8.0s","4.0s""2.7s","2.0s","1.6s","1.3

s","1.1s","1.0s""0.9s" "0.8s"

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

http://www.radiolink.com.cn/firmware/transmitter/R

C4GS%20V3/

All users of RadioLink RC3S, RC4G, RC4GS, RC4GS V2, RC6GS, and RC6GS V2 can buy 1 set of RC8X, RC6GS V3, or RC4GS V3 at a special price with the barcode in the battery tray of their transmitters.

The details about RC8X Trade-In can click the link below:

https://www.radiolink.com/newsinfo/442194.html

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 firmware3. Connect your radio to the computer with a USB cable and power the radio on(with a LiPo battery or 6 pieces AA batteries)

4. Copy the latest firmware and paste it into your radio disc5. Once finish Step 4, disconnect your radio from the computer and repower it, go to the Language menu to check if the upgrade success