[header] How to use a kindle fire hd [title] Charge the device. [step] Look in the box to find the charging cable, which should come with your kindle. [title] Plug the charging jack (smaller end) into the the kindle fire's charging port on the bottom. 
[title] Plug the other end into a wall outlet. [step] You can check if your battery is fully charged when you swipe down from the top of the screen and tap more] device, you'll see the battery remaining as full.