Haven't upgraded to iOS 15.4? Here are four reasons to go install it right now - Macworld

It's the biggest update yet to iOS 15, and you're going to want to install it now.

Skip to contentType your search and hit enter If you’ve been using an iPhone or iPad for a while, you’re used to frequent updates to iOS or iPadOS. Some users update immediately, but many people tak… [+4406 chars]

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