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YiHi SX550J
YiHiSX550J_YH_Logo_20170615_V6700_English

Please be sure to use the latest SXi-Q driver Version 2.8.3.1 (or higher versions)to upgrade your device.

Upgrade FAQ:

Important notice:

Please be sure to use this latest SXi-Q driver Version 2.8.3.1 (or higher versions) to upgrade your device.

When the device completed the first upgrade please unplug the USB cable , the device may shows" Please connect to the computer again and upgrade to new systemWhen you see this interface, it means you can continue with the next step:


1.Open the SXi & plug the USB cable again.The device will be upgraded to new system automatically.

4.The device will be upgraded successfully, and the charging USB is on the screenplease click fire button 5 times or remove the battery and turn on the device then can be solved.


How to exit the Bypass mode:

To exit the bypass mode, please push the joystick to the down direction for more than 5 seconds, then it will switch to Power mode.

How to unlock the device:

Press the fire botton three time, then push the joystick to the down direction.


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