How to unfreeze a 5 gen iPod touch

You may want to try a reset:

Hold down the power button and home button until the Apple Logo appears.

1. To unfreeze an iPod touch, you need to hold this button and then press the home button at the same time. Hold this until you see the Apple logo on the screen. This will reset the iPod.

2. Use some recovery tools to unfreeze an iPod (Only can fix some iOS system problem).