There are several ways to enhance performance when working with 3D features in AutoCAD:
First, verify that the file does not contain any graphic corruption by following the appropriate repair process:
How to Repair Damaged AutoCAD Files
Next, ensure your system is running the latest Autodesk-certified graphics card driver. You can check the recommended hardware by visiting the official Autodesk website.
— If your graphics card is listed on the site but the driver version you have is newer, update to the driver version recommended on the website.
— If your graphics card is not listed, then download and install the latest driver directly from the manufacturer’s website.
For files containing a mix of 2D and 3D objects, consider separating the elements by using the WBLOCK command to export part of the drawing as a block. Then, insert the exported block as an external reference (XREF) if needed:
WBLOCK; XREF














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