Iridium released a new firmware upgrade for each of the following handset:
- 9555, Extreme 9575, Extreme PTT
These releases are correcting minor bugs and introduce some new features (Languages support for Iridium PTT, signal strengh indicator’s accuracy, etc…)
While they are not mandatory , we strongly suggest to do them to enjoy a better service using your devices.
Download all the upgrades with the release note below :