Updates & Downloads
Fusion Apollo RA800 software version 6.80.58
as of January 7, 2026
View installation instructions
Notes:
- This firmware release also contains updates for NRX remote controls.
- NRX Series Remote 1.02.85
- USB-C Flash Drive: Ensure the USB-C Flash Drive is formatted to FAT32.
- Accessory software updates (MS-NRX Series): Once the stereo is updated the connected accessory MUST be updated from the update menu to be compatible with your Fusion Entertainment System.
- If the stereo is connected to a Garmin BlueNet network or a Garmin Marine Network, it can be updated as part of a GPSMAP bundle network update.
Change History
Changes made from version 6.70 to 6.80:
- Added support to update entertainment devices on the marine network.
- General improvements and bug fixes.
Changes made from version 6.60 to 6.70:
- General improvements and bug fixes.
Changes made from version 0.56.46 to 6.60:
- General improvements and bug fixes.
Installation Instructions
- Download the update file to your PC/Laptop.
- Extract the zip file to a USB-C flash drive (format FAT32). Start with a clean flash drive ensuring there is no other content on the flash drive. A folder named Garmin will be created on the flash drive.
- Connect the USB-C Flash Drive to the USB-C Port of the stereo.
- Go to the settings menu and select >Update>Stereo and confirm Yes. The update will run and the stereo will reboot when complete.
- The accessories NRX remote can now be updated from the update menu if required.