While it’s easiest and fastest, it probably isn’t the best as with this method, some un-needed files are usually transferred over from the previous operating system, taking unnecessary disk space and resulting in performance issues. OTA Update: How to download and install iOS 10īy far the easiest way to update your compatible device to iOS 10 is to do it via OTA update method. Once you are done with the backup, follow the instructions below to update to iOS 10. We have prepared a separate guide on how to get your device ready for iOS 10 which you can follow here: How To Prepare For iOS 10 Release The Right Way. This is so that you can always revert back to your old setup incase anything goes wrong during or after the update.

Before going ahead with installing iOS 10 / 10.2.1 / 10.2 / 10.1.1 / 10.1 / 10.0.1 / 10.0.2 / 10.0.3 on your device, it is important to note that backing up your data, either using iTunes or iCloud, is highly recommended before installing a major upgrade such as iOS 10.

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