Errors while updating iphone 4
If the update fails, i Tunes will inform the user that the device must be restored to factory settings, which would then be able to restore from a backup.
Finally, some of the impacted users who are attempting to use recovery or restore mode to restore the i Phone or i Pad may encounter an error 1671 or similar error message in i Tunes, which further complicates the trouble.
Even Apple revealed at WWDC that i OS 9 will only be about 1.3GB in size, it can still be a tough task for many 8/16 GB i Phone or i Pad users to free up that much space, especially if they're not syncing to i Tunes to manage storage manually.
The problem is not subtle if encountered, the update halts and then displays a “Connect to i Tunes” screen similar to recovery mode, preventing the update from going further.
You probably found that the downloading takes hours, or perhaps you even saw an error message that says the Software Update Failed.
So if this happens with i OS 9, you shouldn't feel like you're alone.
This guide shares the most common i Phone i Pad update issues for i OS 9. i Messages Failing to Send on i OS 9/9.2/9.2.1/9.3 /9.3.3 13. And after the upgrade is over, all deleted apps will be automatically replaced.
But it does not always apply since the latest i OS version is i OS 11. Besides that, there are also some simple & effective solutions to help you make more room for i OS 9, like remove messages & attachments all at once, clear the junk files on i Phone i Pad with Phone Clean, or move photos & videos to computer then delete them from your device etc.
i OS 10 update totally failed and now you can’t use an i Phone or i Pad at all?