official product key for Autodesk AutoCAD Civil 3D 2016 is Serial numbers are unique to each user and are required alongside this key for installation and activation ARKANCE UK Community Where to Find Your Serial Number
: Log in to the Autodesk Management Portal and navigate to the Products and Services tab. Select your software and click "View Details" to see your assigned credentials. autocad civil 3d 2016 serial number product key
Online activation will fail because Autodesk decommissioned the 2016 activation servers. You must choose or "Manual Activation." This generates a request code. You then take that request code to Autodesk’s manual activation portal (requires a support ticket). They will send a backdoor activation code. official product key for Autodesk AutoCAD Civil 3D