February 9, 2017
Software Update for Autodesk Civil 3D
Performance Enhancement Tool for Autodesk Civil 3D 2014-2017
Autodesk has received reports of major performance issues when opening, purging and plotting Civil 3D drawings in versions 2014-2017.
For Civil 3D 2017, the performance enhancement tool is part of Service Pack 1.1 and the recent release of Service Pack 3 for Civil 3D 2016 addresses this issue however earlier versions require an update applied to each user machine.
Please use the following link to review details on the issue and download the appropriate updates.