Use discrete values when you move, rotate, or scale GameObjectsThe fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. A GameObject’s functionality is defined by the Components attached to it. More info
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To move, rotate, or scale by increment snap values when auto-snapping is disabled, hold down the Control (macOS: Command) key while you use one of the transform gizmos.
To change the default increment snap values: