Q: ipod touch 5gen heating and Wifi Not Working

How do you know it is DFU mode and not Recovery mode?

Try:

- Apple logo with progress bar after updating or restoring iPhone, iPad, or iPod touch                     

- iOS: Not responding or does not turn on               

- Also try DFU mode after try recovery mode

How to put iPod touch / iPhone into DFU mode « Karthik's scribblings

- If not successful and you can't fully turn the iOS device fully off, let the battery fully drain. After charging for an least an hour try the above again.

- Try another cable                                                       

- Try on another computer                                                       

- If still not successful that usually indicates a hardware problem and an appointment at the Genius Bar of an Apple store is in order.

  Apple Retail Store - Genius Bar