Horizon12 Firmware Update and Tutorial

This article contains the latest firmware for your HORIZON10 radio and all of the legacy firmware with a revision history. 

Here is a link to a video tutorial on the firmware update process using the Horizon12 as an example:

Current Firmware

Version 12-11-2025

• No details provided

USB 2.0 Flash Drive Setup

• A name brand USB 2.0 flash drive no larger than 32GB.
• The USB 2.0 flash drive must be formatted to FAT32.
• Do not use Google Chrome or Apple Safari as they unzip files unless this feature has been disabled. The radio cannot read an unzipped file.
• After the firmware is downloaded, copy and paste it from your Downloads folder, onto the USB 2.0 flash drive. It should be the only file in the USB 2.0 flash drive.