[header] How to clean your iphone or ipod touch screen [title] Unplug the iphone or ipod touch and shut it down. [step] If you attempt to clean the screen of the device while it is still turned on, you risk permanently damaging it. [substeps] Refer to the instruction manual that came with your device if you have trouble turning it off. 
[title] Wipe off fingerprints with a microfiber cloth. [step] Your device may have come with a small, soft cloth that is made to be lint-free.