⊀ Does Not Precede Symbol Math Symbol Smiley Face U+2280

How to Write the Does Not Precede Symbol ⊀ on Keyboard?

To write the Does Not Precede symbol ⊀ on keyboard using ALT codes; ALT+8832, just hold down the ALT key while typing the alt key code 8832. You have to use th🤪e 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.