To write the Greek Capital Letter Eta With Dasia And Prosgegrammeni symbol ᾙ on keyboard using ALT codes; ALT+8089, just hold down the ALT🙈 key while typing the alt key code 8089. You have to use t♓he 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.