The Fire's stock keyboard is a relatively simple affair that offers suggestions as you type above the. Does it work? Well, it's not the fastest browser in the West, but it is mighty quick given its limited internals. The Kindle Fire is not identical to the PlayBook on the outside, but it's pretty damned close.Be sure you're using a high-power USB port. Try reconnecting the Kindle Fire to the computer. If the computer still won't recognize the device, disconnect it again and then restart the Kindle Fire.