We have tested Big Sur, Monterey and Ventura with Tactical Sailing(TS).
>>> TS does not start, an error message is displayed! Click "Ignore/Cancel". Tactical Sailing (TS) does NOT run on Big Sur, Monterey and Ventura, TS requires "Catalina" or earlier OS X versions!
Apple has published instructions on how to use macOS "Ventura" and also install macOS "Catalina" on a 2nd volume, see below option A). You can then continue to use Tactical Sailing on the 2nd volume. The advantage of this method is that you can continue to use your familiar / or new "macOS environment" with programmes and data, the selection of "Startup volume" 1 or 2 is made in the standard menu "System settings".
You have the following options to use Tactical Sailing:
Write an e-mail to support[at]TacticalSailing.com, keyword: "Ventura", if you have any questions.
All bugs are fixed. Tactical Sailing software is tested when computer manufacturers change their operating systems (Mac, Windows, Linux). In some cases it may be subject to adjustments, which we publish here in order to maintain the compatibility. Following bugs are reported and are fixed:
All bugs are fixed. A solution to the problem is always be posted on our website "Tactical Sailors Lounge". In all cases, the error was rectified quickly and resolved by a software update, see UPDATE here.