Apple will finally restore one of the Apple Watch ’s central features.

In 2020, Apple started adding blood oxygen monitoring to its watches, with a view to allowing people to track their wellness. It was the headline feature of that year’s Apple Watch Series 6 update.

But in 2023, Apple was hit by a patent claim by Masimo, a medical technology company. It claimed that the Watch used patented technology to do that pulse oximetry – and the resulting legal case meant that Apple was forced to disable the feature on new watches in the US.

It has been removed ever since, though reports have suggested that it is switched off in software and that the Watch itself was unchanged. The removal also only affected new Watches.

Now, however, Apple says that it has found a way to allow existing App

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