Current software version
We recommend that you always keep your Simrad ST90 system upgraded with the latest software version.
The current software version is 23.9.2
The Software Release Note contains all applicable information related to this software release.
The Software Release Note is only available in English. Contact your local dealer for assistance. He/she can provide the software update and will install the software for you. Your dealer can also provide other advice related to using and maintaining your sonar system. You can only download the software upgrade if you are one of our registered dealers or distributors.