The downloaded files include parameter upgrade instructions. In Windows Explorer, navigate to the target folder, and double-click IFC.exe to extract the downloaded files.On the File Download dialog, click Save, and navigate to the target folder. To download the IFC files, click Download Directory.Click IFC (the web page displays a list of the available IFC files).Click Revit Instruction & Help Samples.If you use IFC Parameter Upgrade.rvt, you can use the Transfer Project Standards tool to add the parameters in one operation. If you use IFC Shared Parameters.txt, you must add parameters one at a time, setting the correct categories for each.

Note: It is recommended that you use the IFC Parameter Upgrade.rvt file. This file contains the shared IFC parameters if you want to manually update an existing project to contain all or some of these parameters. This file enables you to upgrade an existing project to contain IFC parameters by reading the instructions contained in the IFC Parameter Upgrade.rvt file. This file allows you to create new projects that are already set to the IFC standard. Revit makes available the following IFC-specific files:

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