Apple Watch Series 9, Watch Ultra 2 Lose Blood Oxygen Feature to Dodge US Ban

Apple Watch Series 9 and Apple Watch Ultra 2 have stopped supporting the company's blood oxygen feature in the US. The Cupertino company has disabled the pulse oximetry feature on its smartwatches, in order to dodge a US ban for infringing on patents held by Masimo. Apple is also informing customers who purchase these two models in the US that they will not be able t...