https://www.lexilogos.com/keyboard/glagolitic.htm
ü. Instructions. To type directly with the computer keyboard: Type z=, z==, s=, s==, c=, p=, t= for: ž dz š št č ph th. Type a=, u=, e=, e==, o=, o== for: ja ju ę ję ǫ jǫ. Download & install the font …