Iridium Extreme Support

If you are having problems with your Iridium Extreme sat phone you may need to update the firmware.

Find out what firmware version the phone is using by selecting Menu>Setup>Phone Information. The firmware version is displayed and it should state HL11013. If not use the downloads and instructions below to upgrade the firmware.

Firmware Upgrade HL15002

We recommend that you download the USB drivers below for XP, Vista and Windows 7 before you upgrade your phone.

The handset supports Mac OS so no drivers are required.

Iridium Extreme USB Drivers

Download Iridium Extreme USB Drivers


hours of operation

Monday - Friday
9 AM - 5 PM GMT


Get in touch

UK Enquiries: 0800 112 3919

Int Enquiries: +44 1202 801290



find us

Global Telesat Communication Ltd
19-25 Nuffield Road,Poole
Dorset, BH17 ORU, UK

Your cart

Wish Lists