How to set up iTunes Wi-Fi Sync on my Apple iPhone 7
Your Apple iPhone 7 can be set to sync over Wi-Fi. This way, you don't need to connect to a computer to sync.
1. Ensure you are connected to a Wi-Fi network and touch Settings.
2. Touch General.
3. Scroll to and touch iTunes Wi-Fi Sync.
4. Connect the Apple iPhone 7 to iTunes on your computer using the USB cable.
5. Click on the name of your Apple iPhone 7.
6. Click Sync with this iPhone over Wi-Fi.
7. Click Apply.
8. Touch Sync Now.
9. Wait while your Apple iPhone 7 syncs with iTunes on your computer.
10. iTunes Wi-Fi sync is now set up.