All the keys on the keyboard are locked. I have a feeling that I may have held a key down too long while thinking/typing. How can I fix this?

My laptop keyboard is screwed up - tried to add an external through a usb port - bad keys on laptop keyboard take priority over external keyboard - tried to uninstall laptop keyboard, but system requests reboot to finish - after reboot system "finds" laptop keyboard and reinstalls - any ideas?

I turned on my laptop this morning and I can't seem to type out the letters "o" and "p",

Hi all Please help. My laptop has started generating random characters when I am writing an email. At the end of some lines there looks to be a carraige return symbol and at the end of others there looks to be a number nine type symbol (althought it isn't a nine). A central dot is also...