In group work or when receiving a 3D file from someone else, the first task is always to review, clean up, and optimize the elements in the scene.
Some objects are assigned modifiers like “Vray Displacement Mod” or “Corona Displacement Mod,” which consume significant memory during rendering and may lead to file crashes. These modifiers can be suitable for close-up views requiring high detail, but for larger scenes, it’s better to hide or delete them to optimize render time.