hello forerunner 55 adding 8 length when swimming 1000 m (40 lengths)
https://support.garmin.com/en-US/?faq=iS2KcmGiVb4djrE1lri8i7
thanks but I do all according above instruction and still have more lengths than counted manually :-( I assume that there is some software issue today restarted watch to factory and will try next time