This setup will install add-ins for Civil 3D 2019, 2020, 2021, 2022 and 2023
Download NowWhen upgrading to a new version, typically uninstalling an old version is NOT required.
Running the latest setup is all that is usually needed.
View the current suite version installed on your computer in the “About” window for any
add-in tool, or in Control Panel / Programs and Features