Note: If the "7Zip" folder doesn't exist under Plugins, you may need to create it.
If you are seeing this error while trying to install mods (like cars or tracks), follow these steps to manually link 7-Zip to the Content Manager: Unknown RG.7z
If the error "Unknown Format or Damaged" appears when you try to open the file normally, the archive itself may be corrupted or created with a newer version of the software. Note: If the "7Zip" folder doesn't exist under
: Navigate to the following path on your computer: Unknown RG.7z
: Ensure you have the latest standalone version installed on your machine.
: Right-click the 7-Zip File Manager and select Run as administrator to ensure it has the permissions needed to associate with unknown extensions.