
best tip for lowering your voice: increase resonance. if you're a singer you already know how to do this. if you're not a singer then think about the space inside your mouth. when you yawn, it gets bigger, and when you smile the space gets smaller. what you want to do is make that space big, it'll naturally lower your voice, so practice talking while like half yawning and that should help lower your voice.
Thank you but I’ve tried this. I can get a decently deep pitch but struggle with simulating thick focal folds, so the voice that comes out sounds breathy and fake. I have a naturally high pitched voice and thin focal folds so at this point all I can do is wait. I’ve only got a couple more years before I can go on t