IsatPhone 2 Firmware Update 01.05.00

The new IsatPhone 2 firmware update 01.05.00 is now available to download.

Inmarsats’ official statement is:

“This is a recommended firmware upgrade, meaning that the features introduced by the firmware are important but not critical for the GSPS service including the network and the IsatPhone 2 handset.”

Installation Advice

In order to upgrade the handset’s firmware you must have a PC running Windows 8, Windows 7, Windows Vista or XP. The latest version of USB drivers and IsatPhone 2’s firmware upgrade tool must be installed. These can be found in the Inmarsat Support website by visiting or you can download them directly from this blog post by clicking the links below.

Please read the installation guides for the firmware upgrade tool and USB drivers which are also downloadable from this blog post.

Firmware 01.05.00

Download the new IsatPhone 2 firmware update here:

Click here to download the IsatPhone 2 Firmware 01.05.00 Update.

Upgrading your firmware

To upgrade your IsatPhone 2 firmware you will first need to install the IsatPhone 2 USB Drivers.

IsatPhone 2 USB Drivers

You then need to download the IsatPhone 2 Firmware upgrade tool.

IsatPhone 2 Firmware Upgrade Tool

Installing IsatPhone 2 firmware 01.05.00

To install IsatPhone 2 firmware 01.05.00:
a. Ensure that USB drivers and the firmware upgrade tool are installed on your PC
b. Double click on Inmarsat’s firmware upgrade tool and follow on screen instructions.

Important Notice

The firmware upgrade will take approximately between 7 and 12 minutes. After installation, you can check the firmware version by switching on the phone and selecting Menu > Settings > About > Firmware version

Fixes and enhancements in this release

Important fixes and enhancements:

Occasional crash events when camping on narrow spot beam
Handset not moving from “Acquiring network” wallpaper on reception of SMS messages with stowed antenna.
Resolution of occasional misuse of GPS Red Icon
Disadvantage mode icon showed in searching screen
Assistance alert test – No GPS Info
Assistance alert not sent and assistance icon not removed
Improved assistance alert loudspeaker performance
Network information, time and battery indications not displayed uniformly during e-Compass calibration screen

If you have any further questions please leave them in the comments section and we will endeavour to get them answered for you.

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