Why isn't my keyboard working on Kindle Fire?
Once my sister was talking to her friend. And the keypad just went all glitchy all of a sudden and every time you click on a letter it freezes, then the keypad disappears. And it's been like this ever since?
Does anybody know whats wrong?
Have you tried to reboot the device? Quite probably it'll solve the problem. Here you can find steps on how to reboot it, as well as solution to some common issues:
If problem persists, try to get reach of Amazon support for help.