- Make certain that your computer and iPhone, iPad, or iPod touch are connected to the same Wi-Fi signal.
- Connect your iPhone, iPad, or iPod touch to a Mac or PC via USB. Launch iTunes if it doesn’t do so automatically.
- Highlight your iDevice in the sidebar.
- Click «Summary» in the menu bar. Scroll down to the «Options» section.
- Check the «Sync with this (iOS device) over Wi-Fi» box. Click «Apply.»
- Detach your iPhone, iPad, or iPod touch.
- Initiate an iTunes Wi-Fi Sync by tapping Settings > General > iTunes Wi-Fi Sync > Sync Now on your iPhone, iPad, or iPod touch. Or, plug it into an outlet.
Enjoy your wireless freedom!