My iPod 5 won't charge from my computer, but when i connect it to a wall outlet it does charge
Why doesn't my iPod charge from my Mac or any other computer, it only charges when i connect it to a wall outlet
iPod touch (5th generation), iOS 9.3.5
Does iTunes see the iPod on any computer?
Also see:
If your iPhone, iPad, or iPod touch won't charge - Apple Support