If you collaborate with clients or engineering teams using legitimate, fully updated versions of Revit, your cracked version may fail to open or sync central models correctly. 3. Legal and Financial Penalties
Cracked software cannot be safely updated through the Autodesk Desktop App. Running an unpatched version of Revit 2021 leads to frequent program crashes and corrupted .rvt project files. xforce revit 2021
According to Autodesk, here are the official requirements for Revit 2021: If you collaborate with clients or engineering teams