Wait for the download to complete and then tap Install to apply the update.

There are basically two ways to install i OS 8 on your i Phone/i Pad/i Pod touch- Over the Air (OTA) on your i OS device or via i Tunes.

Follow the Step-by-step instructions to install i OS 8 on your device now.

Before performing i OS update on i Phone i Pad, it is strongly recommended to do some pre work before you do any update.

Backing up your device before updating to i OS 8 is quite a vital step, and it can be easily accomplished via i Tunes or i Cloud.

However, for a selectively backup and freely i Cloud management, Any Trans would be the best option for you.

It combines Data-Transfer, Device-Backup and i Cloud-Management all in one software.

It is always a good idea to take a backup of your i Phone, i Pad and i Pod Touch before updating it with the latest i OS software update.

(Note that if you choose to encrypt your backup using i Tunes, along with normal data, secure information like passwords etc.

are also backed up.) You can back up your i OS device using i Tunes or i Cloud.

Jailbreakers should avoid the i OS 8.1.1 update as Apple has patched at least one of the exploit used by Pangu jailbreak, so i OS 8.1.1 kills Pangu jailbreak.

Apple has released the latest i OS 10.3.2 version, if you are running with an i OS device which is i Phone 5 latter, i Pad 4/i Pad mini 2 latter or i Pod touch 6, don't hesitate to install i OS 10 on your i Phone i Pad.