Updating an iphone to version 2 1
Click on your device in i Tunes and then click the “Check for Update” or “Update” button as you can see above in the Summary pane.
If an update is available, i Tunes will prompt you to download and install the update.
The i OS 12.1.2 update in China changed the behavior of i Phones, introducing a new shrink-style animation when force closing apps and a new share sheet for setting contact and wallpaper images.
This particular part of the i OS 12.1.2 update only affected users in China and has not changed the behavior of i Phones in other locations.
With the tweak, Apple has said it is in compliance with the Chinese court's ruling and has continued to sell older i Phones, despite objections from Qualcomm.
Beyond the change to i Phone behavior in China, the i OS 12.1.2 update also fixed a cellular connectivity issue in Turkey and addressed some e SIM activation issues.
Connect your i OS device to your computer using an USB cable.
It can take anywhere from a few mins to an hour for the update to download and install, depending on how Apple’s servers are handling the load and your internet connection.Go back to Settings Software Update and then tap Install Now to install the now downloaded i OS update file.Update: Some users are reporting that the update process stops midway.Apple just released i OS 7.1.2 for i Phone, i Pad and i Pod touch for bug fixes and security updates.You can follow these simple instructions to install the i OS 7.1.2 update on your i Phone, i Pad or i Pod touch.