Apple Watch Ultra 4 Drops GLONASS: What the GPS Change Means

Apple’s Apple Watch Ultra 4 technical specifications list precision dual-frequency GPS with GPS, Galileo, QZSS, and BeiDou, but GLONASS is missing. The older Apple Watch Ultra specification page lists GLONASS alongside those systems. That makes the omission a real change in Apple’s published wording, although Apple does not explain whether it...