When the user opens DraftSight, the model tab is displayed incorrectly, as shown in the attached image:
 

We have reported this issue to our development team for further investigation and fix.

We have observed that issue is happening with latest NVDIA Drivers.
Temporary Workaround:

• Graphics Card Driver Rollback: Users can temporarily revert to older versions of NVIDIA Graphics card drivers until the issue is resolved. Download an older version from the official NVIDIA website and follow the installation instructions. If needed, please consult with your IT expert for assistance.
  
  Or
   

• OPENGLPROFILE Adjustment:

1. Open DraftSight.
2. Type '_OPENGLprofile' in the command line and press Enter.
3. Select 'ANGLE Options> software'.
4. Click 'OK', then restart DraftSight to apply the changes.