If Windows claims the file is corrupted or unreadable, the file likely did not download completely.

Storing multiple files in a single, reduced-size package.

The rc-corvt.cab file is a Microsoft Cabinet archive used by Autodesk Revit to store essential content, such as family libraries and template files, during installation. Errors regarding this file typically stem from corrupt installation media or interrupted downloads, which can be resolved by re-downloading the installer, clearing temporary files, or running the installation from a local drive. For more details, visit Autodesk Support .