But it may stuck on this window for endless hours if you try to update to a new release just like i OS 10/10.1/10.2/10.3.2 when it is just debuted for millions of Apple users are trying to download the new i OS at the same time.
When download a new i OS on your i Phone/i Pad over the air (directly in Settings), you will see "Verifying Update…" screen.
Generally, it takes few minutes to finish the verifying procedure.
Ever since the i OS 10.1.1 update battery life problems, people have been asking why their newly updated i Phone turns off at around 30%.
When Apple released i OS 8.1.1, they promised that the update would fix some of the speed issues that i OS 8 had on older devices. App load times are basically the same as they’ve been since the i OS 8 update, and they’re still longer than they were under i OS 7.1—Safari is the only one that shows any sign of change that can’t be explained by the margin of error, and it’s still not a big one.
Apple File System (APFS) replaces the older HFS way of arranging your files, and now it's optimized for flash and SSD storage. We haven't experience problems, but you never know.
Some users have tweeted at us saying that their i Phone 4S won't work when they try to update to i OS 10.3.
You are then prompted to enter your Apple ID password to complete the installation.
If you know your password, just enter it to unlock your i Device–that’s it.
We loaded some apps on the phone three times each, manually closing them between runs and timing them with a stopwatch.