“How do I update my iPod touch software without connecting it to the computer?”
You can manually update your iPod touch right from the device if there is an update available for it.
How to update iPod touch without computer:
Important – Back up any important data just in case anything bad happens. If your battery level is less than 50 % you will need to plug it into a power source.
1. Tap the ‘Settings’ icon.
2. Select ‘General’.
3. Tap ‘Software Update’.
4. Tap ‘Install Now’.
5. You will need to agree to the ‘Terms and conditions’ to proceed any further.
6. Now it will verify the update, screen will momentarily go blank as it restarts the iPod touch. A progress bar with the Apple Logo will appear. Give it about 10 minutes or so to complete the update.
7. To double check you have the latest software go to Settings -> General -> Software Update.