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How do I update the firmware on my Iridium 9575 Extreme satellite phone?

Last Updated: Apr 03, 2018 04:33PM IST


This firmware upgrade below is only compatible with Iridium 9575 Extreme models - not 9575N.  Check which model you have by looking at the yellow sticker inside the battery compartment.
Iridium will be launching a firmware update compatible with both models in the next 12 months.


From time to time it may be necessary to upgrade your phone in order to improve its functionality and operation.

The current firmware version for Iridium Extreme 9575 is HL15002.

You can check the firmware version installed on your handset by going to Menu>Setup>Phone Information

Upgrading your Iridium Extreme

In order to upgrade the handset’s firmware you must have a PC running one of the following operating systems:
  • Windows 8
  • Windows 7
  • Windows Vista
  • Windows XP
The latest version of USB drivers and Iridium 9575 firmware must be downloaded from the following links:

Download Iridium Extreme USB Drivers

Download Iridium Extreme Firmware HL15002


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