From the Autodesk App Store:
CCupgrader is the fastest way of upgrading multiple Autodesk® Revit® files. CCupgrader allows the user to upgrade Revit files to the current version of Revit. The tool allows to upgrade projects (workshared or local), families, project, family templates and includes more advanced options for cleaning files of line patterns, materials and fill patterns. CCupgrader also offers multiple options for saving and working with workshared projects. The tool preserves a…
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