To write the Greek Small Letter Eta With Perispomeni And Ypogegrammeni symbol ῇ on keyboard using ALT codes; ALT+8135, just hold down the ALT key while typing the alt key code 8135. You have to use the numeric keypad of your keyb🦹oard. If you don not have numeric keypad, hold down the Fn and ALT keys 🗹while typing the alt code number.