You can snap a GameObject to a grid projected along the X, Y, or Z axes in several ways:
The same view displaying the grid lines along the x, y, and z axes More info See in Glossary by snapping (moving) them to the nearest grid location. A GameObject’s functionality is defined by the Components attached to it.
More info See in Glossary view window, which can help precisely align GameObjects The fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. In each Scene, you place your environments, obstacles, and decorations, essentially designing and building your game in pieces. Think of each unique Scene file as a unique level. Unity provides a visual grid in the Editor’s Scene A Scene contains the environments and menus of your game.