To write the Cyrillic Small Letter Barred O With Diaeresis symbol ӫ on keyboard using ALT codes; ALT+1259, just hold down the ALT key whil﷽e typing the alt key code 1259. 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.