Need help with boolean

Im still a noob when it comes to programing and UE, I tried to cut the mesh with boolean but it only cut the model and the mesh remaind so now im walking on air

Are you using a character? If so you should look at your collision inside your blueprint. The capsule collision has variables called HalfHeight and Radius that can be adjusted to fit the size of your model.

Hey there @lilboaty123! Welcome to the community! It’s likely that your collision for your new mesh needs adjusting. This video can show you how to check the collisions and adjust them:

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