When does milk dry up

Erica • 24, Engaged to the love of my life, Baby Liam Jaxon Murphy 10/18/18 👶🏻. Angle baby👼🏻,Rainbow baby due Jan2021🌈 momma 🐶

I’m 7month PP and I never breastfeed because I never got a supply, but I still leak some milk I figured it all be dried up. Is this normal?