watchOS 26 Public Beta Launches With Redesigned Blood Oxygen Feature

MacRumors
By Juli CloverAug 19, 2025, 1:33 pm230 pts
Apple today released the fourth public beta of watchOS 26, a day after the beta was made available to developers. This particular beta adds support for the redesigned Blood Oxygen feature on the Apple Watch Series 9, Apple Watch Series 10, and Apple Watch Ultra 2 models in the United States. ‌watchOS 26‌…

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