iTunes full update 2015.1.1.zip

If you need more space for an iOS update
When you’re updating your iOS device wirelessly, you might see a message that there’s not enough space on your iPhone, iPad, or iPod touch. These steps can help.


During a wireless update, you might see a message that says the update can't be installed because it needs more space than you have on your device. If so, you can update your device in a few ways:

Plug your device into your computer and update using iTunes.
Manually remove content from your device and try to update again.
Update using iTunes
To download the latest version of iOS using iTunes, follow these steps:

Install the latest version of iTunes on your computer.
Plug your device into your computer.
In iTunes, select your device.
In the Summary pane, click Check for Update.
Click Download and Update.
If you see a different alert message during an update, learn how to resolve it.

Delete content manually
You can also create more space on your device manually. In the Usage Settings menu, you can see how much space your apps use and delete the ones you don't need. You can always re-download your purchased apps or other content later. Follow these steps:

Go to Settings and tap General > Usage > Manage Storage.
Select any app to see how much space it uses, and tap Delete App to remove it.
Install the iOS update again. Go to Settings > General > Software Update.
Learn more about app storage space and content.