Upgrade to iOS 15 is showing but download and install service is unavailable on my phone.

Posted on Oct 12, 2021 11:02 AM

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Posted on Oct 12, 2021 11:18 AM

You need to be on WiFi (not a hotspot). You're screenshot also shows this information.

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Upgrade to iOS 15 is showing but download and install service is unavailable on my phone.

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