² Superscript Two Symbol Superscript Symbol Smiley Face U+00B2

How to Write the Superscript Two Symbol ² on Keyboard?

To write the Superscript Two symbol ² on keyboard using ALT codes; ALT+178, just hold down the ALT key while typing the alt key code 178. You have to use the numeric keypad of your keyboard. If you don not have numeric keypad, hold down the Fn and ALT keys while typing the alt code number.