Firmware 2.0 Update Information
In order to update an existing 350 QX to firmware 2.0, there are two options:
Option 1: Purchase the USB-Interface cable (Item BLH7840 for £16.69) from Horizon Hobby or your local dealer and complete the firmware installation yourself. This update is very easy to install, the software is compatible with both PC & MAC. MAC 32-bit users click here, MAC 64-bit users click here, PC 32-bit users click here and PC 64-bit users click here. (need help determining which system you are running click here)
It is also advised to do the hardware upgrade at the same time, if you wish to click on the link for the guide or watch the video guide below.
Option 2: For a service charge of £42.99 (plus shipping and handling), the service department at Horizon Hobby will complete the update for you and return the product once complete.More information about how to complete the update is available in the USB-Interface cable instruction manual which can be seen here.