As you can see the model is very low poly and I want to make it smoother but the bevel tool doesn't work here. What can I do?
Make it higher poly, and I mean BY A LOT, like 1000 times or more, this won't work in game at all being this low poly
Ctrl r to add some loop cuts and make a curve wherever you need it. Here’s a blender guru course that’s much better than the donut. https://m.youtube.com/playlist?list=PLjEaoINr3zgEL9UjPTLWQhLFAK7wVaRMR