As someone who’s spent a lot of time streaming and using VTuber models, I can say that mastering the movement config settings truly transforms your viewer experience. One of the key features I find essential is the "Model Lock" option, which helps keep your character stable during intense streaming moments. It prevents unwanted jitter that can distract your audience. Idle animations are also a game changer. Configuring both standard and "Idle Animation (tracking lost)" options adds a layer of realism, making your VTuber seem more alive even when you're not actively moving. I’ve noticed that toggling the "Disable Workshop sharing" setting is crucial to maintaining privacy if you customize your model heavily. The physics settings deserve special mention—using the right physics framerate and choosing between legacy or Live2D physics affects how fluid your character’s movements look. Personally, I prefer the "Auto Setup" option for quick adjustments, but tweaking physics filters lets you get that perfect sway and bounce that matches your style. One handy tip is to "Save active expressions" regularly. This keeps your personalized triggers intact and saves setup time after updates or when switching devices. Also, "Fix White Outlines" is a neat feature that helps clean visual glitches that might otherwise disrupt your stream's professional look. Finally, the "Send Model to Phone" feature is quite innovative for those who want to stream or record on mobile devices using the same avatar configurations. Overall, spending time on these settings not only improves your stream’s aesthetics but also enhances engagement with your community by making your VTuber persona feel dynamic and responsive.