I think what has worked best for me was getting to know some of the things to do that makes the voice more feminine, and then spend a lot of time doing the things while recording myself so I can immediately hear if I did it right and what happens if I combine them.
It kinda sucks that it requires actually listening to the voice tho 🥲
There's cis men who do Lazer hair removal, but depending on your body it's not as effective as others t suppressed.