Amazon Kindle Wireless Reading Device "enter spaces wi fi security" Questions

Wi-Fi Passwords are case sensitive. Please check again if you entered the password with proper casing and you did not put any extra white space in front or behind. I know, this sounds annoying, but it

...wi-fi network. The password you entered is incorrect or invalid." I changed the password to make sure I was entering it correctly. What information is the Kindle really requesting/how do I ...