Instead of getting the @ symbol when I press shift +2 i get "
you need to hold down ctrl and function on the left side of your keyboard, and then hit the shift key on the right side of your keyboard. Then let go of right shift while still holding down the control and function keys, and then hit right shift again.
these blue keys are french keys. if you change your keyboard settings to english US or UK, it will get rid of the blue functions, but for some reason, they tend to turn themslves back on again after time. Most likely due to automatic updates followed by an auto restart. Also, I find that the issue only arises if I am in my hotmail account.....no issue in Word docs.