Open Windows Device Manager (use Windows Search for that name), find “Ports” and expand that. If you open Windows Device manager before connecting the phone, then you can check the install and note the COM-port number (e.g. Windows default: Updated versions of Windows-10 will install the correct driver for the Iridium handsets. Win-7) should use the manual installation below.

For earlier Win-10 versions (ver 1909 or earlier) then use the Iridium Driver-Installer below. The Windows version is shown at the bottom. For Windows version 2004 (build 19041.xxxx) or later, use the Windows default install below. For recent Win-10 versions, we recommend either using Windows default drivers or installing the Iridium drivers manually as described below.įirst, check your Windows-10 version: Open Windows settings, select “System” and then “About”. Iridium offers a driver-installer program, but with a spring 2021 Win-10 update that quit working properly. An Iridium 9555 or 9575/Extreme handset connects to the computer via a USB cable, and will need USB drivers to function properly.

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