Just do a factory reset on it https://support.apple.com/en-us/HT201252 https://support.apple.com/en-us/HT201252 You'll lose all the data, but you'll be able t

Just do a factory reset on it https://support.apple.com/en-us/HT201252 https://support.apple.com/en-us/HT201252 You'll lose all the data, but you'll be able to use the iPod.