The Forerunner 965 has received another batch of improvements courtesy of a new stable software update. Totalling over a dozen, the changes include several bug fixes as well as a handful of new features.https://www.notebookcheck.net/Garmin-Forerunner-965-gains-over-a-dozen-refinements-with-new-stable-update.841185.0.html
Plus the usual bunch of bugs. There's no Garmin update without them. I stopped updating my watch software a long time ago and stopped having issues.