| Issue | Details | | :--- | :--- | | | Frequent DWG save lag, UI rendering glitches, and installation blockers. | | High-DPI Screens | The 2015 UI does not scale on 4K/1440p monitors; tool icons become tiny. | | Autodesk Licensing | Old perpetual licenses (2015) cannot be activated online anymore. You need a keygen (illegal) or a Network License Manager workaround. | | DWG Version | AutoCAD 2015 uses the 2013 DWG format (Version 19.1). Modern AutoCAD 2025 uses Version 24.1. You will get "Drawing file is not valid" errors when opening new files unless you use TrueView to downgrade them. |
: 1024x768 resolution with True Color (1600x1050 recommended). How to Use the SFX Installer AutoCAD-2015-English-Win-64bit-dlm-sfx-exe