Bevel is making this kind of "separation" at the corner only at one side, the othe side is working perfectly.
https://ibb.co/fdMcFf5
Hello everyone. Thank you for your replies. I tried both options but nothing happens. However, I kept doing the tutorial and at some point it got fixed. Idk how or when, but that corner was fine when I take a look. (I worked on a version without Merge or recalculating normals)