To write the 02d005f002d003b0029 Sad Symbol Smiley Face symbol on keyboard using ALT codes; ALT+4.8357862914809E+25, just hold down the ALT key while typing the alt key code 4.8357862914809E+25. 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.