
If necessary, contact your system administrator or IT professional for assistance backing up the system. Note: It is strongly recommended that you set a system restore point and/or back up critical data before proceeding. If you are pursuing Chemical Engineering then your university or institute will be having Hysys or equivalent commercial softwares( Unisim Design, Chemcad, ProSim, PetroSIM, Aspen Plus etc.,) w. We can get Aspen Hysys Software by following ways: 1. Deploying Autodesk software to many computers Aspen Hysys free download - Aspen RxHealth, Aspen Holding, Aspen Properties, and many more programs.How to install Autodesk software on a single computer.How to perform a clean uninstall of an Autodesk product UniSim Design Tutorials and Applications Copyright June 2005 R350 Release The information in this help file is subject to change over time.Remove All Autodesk Software from a Windows System.Refer to the following articles to learn more about product removal and clean reinstallation processes: If a repair/reinstall from the Windows Control Panel does not resolve the problem (or you are using AutoCAD for Mac), you may need to completely remove the Autodesk software, and then reinstall it. Note: Since version 2022, using a new installer, it is not possible anymore to use the repair option of an installation. Follow the prompts to either repair or reinstall the product.When the installer launches, click Repair or Reinstall.Select the Autodesk product, and then click Uninstall/Change.In Control Panel, double-click Programs and Features.

On the Start menu (Windows), click Settings > Control Panel.
