Apple Watch Ultra 4 Drops GLONASS Support

Apple removed GLONASS support from the Apple Watch Ultra 4, according to technical specifications listed for the device. The Ultra 4 supports GPS, Galileo, QZSS, and BeiDou, while the prior-generation Ultra 3 supported GPS, GLONASS, Galileo, QZSS, and BeiDou. GPS, Galileo, BeiDou, and QZSS use CDMA-based signaling and support multiple frequencies for more accurate positioning. Consumer devices typically only receive…

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