This should help you avoid some of the problems that can arise when updating your device.

Nevertheless, now it a good time to free up some space on your device.

I recommend deleting unused apps (which can be done with a long press to the icon, then hitting the X which appears when the apps start shaking), and moving photos to i Cloud or Connect your i Phone or i Pad to your computer using the USB cord, then, on a Mac or Mac Book, use i Photo to import all or select photos to your computer.

Make sure Wi-Fi is enabled, then enter Settings, select i Cloud, and click on Storage & Backup.

From here you can choose which files and settings you would like to store on the cloud.

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Enjoy gaming features that dynamically optimize sound volumes based on actual temperature and workloads.The over-the-air i OS 8 update package is about 1.1GB depending on your device, however users are required to have nearly 6GB of free space on their devices in order to actually download and install the update.You can download the update directly through i Tunes, which will require less space.Then, select your device and click on the Summary tab in the top menu.Make sure that your computer is selected, and then click on the "Back Up Now" button on the right-hand side.If you rather back up your data to Apple's cloud service, select the i Cloud option located above the computer option.