Apple told media outlets that a brief issue with the software update process was the cause of the problem which has been "quickly resolved".
According to a report published by CNET, there are some perks in updating to iOS 10 that will users like it. The major revision to Apple's mobile operating system adds a lot of fun new features, but it also led to connectivity issues on T-Mobile's servers, problems that that Apple rushed to fix. Around 14.5% of users had updated within the first 24 hours, up on what iOS 9 achieved, and still a pipe dream for Android.
If you haven't updated to iOS 10 and want to do so, be sure to back it up first to prevent data loss. Several users have been experiencing the very same thing, although from what we can make out, it does seem like an isolated problem. Consumers who have devices iPhone 5 version or newer or iPad mini 2 or latest can get the update in their iPhone and iPads.
Apple claims that the iOS 10 is one of the biggest iOS releases ever with important features such as messaging apps with more emojis and animations and new notification system for the lock screen. Here's what you need to do.
Connect the phone to iTunes and force restart the handset by pressing the Sleep and Home buttons.
Download the update by opening Settings General Software Update Download and Install.
Now you can ask Siri to send WhatsApp messages or start WhatsApp calls for you. So long as your device doesn't still use the old 30-pin connector, chances are you can download iOS 10. Messages now allows you to turn off the "read" receipts for individual conversations; Maps has a new feature allowing you to pinpoint exactly where you parked you vehicle; and Mail has made unsubscribing from mailing lists much easier.