Apple Releases iOS 11.3
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 Today Apple has released iOS 11.3, which is supported by the iPhone 5s and later, and the iPad Air and later. iOS 11.3 addresses battery-based performance throttling for which Apple garnered a lot of heat, and brings new AR capabilities, adds Messages based customer support chatting, and advances the personal health app. tvOS 11.3 is released as well, as is watchOS 4.3. 
