Please note that firmware updates are done at the users risk, it is important to follow instructions precisely to minimise risk of damage.
The Iridium 9575 Extreme firmware version HP21001 is available for download below.
You will require a computer running Windows 10
This firmware update provides improved performance with Iridium’s new constellation
Checking firmware version on Iridium 9575 Extreme handset:
Navigating to:
- Menu
- Setup
- Phone Information
STEP ONE
Download the Firmware and Instructions from
Iridium Extreme 9575 Firmware and Instructions Link
Having the firmware ready is a 2 step process
- Download firmware
- Unzip firmware
STEP TWO
Please follow the instructions available in the PDF downloaded with the firmware above.
You will need to connect the computer to the Iridium Extreme via the USB Cable and adapter