Apple Watch launch delayed

Apple has delayed a major upgrade to the operating system of its smartwatch. The reason: a bug in its software. The update was due to be released alongside the iOS 9 update for smartphones and tablets. The current version of its software means that many third-party apps take longer to load and have difficulty using the device's sensors.

Watch OS 2 addresses this problem by allowing the apps to run natively on the watch rather than having to link to your smartphone's processor. iOS 9 has been released as originally scheduled.

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