Autodesk release the Service Pack 3 (SP3) per 3ds Max 2014 e 3ds Max Design 2014
As we know every program is not free of bugs, so it is necessary rilascito a "hotfix" to update, adjust or add features to the main software. 3dsMax is not exempt from these upgrades.
Please note that this update also contains update of the Service Packs 1 and 2, then it is highly recommended to uninstall the previous version and install the Service Pack 3.                                    

For more info, please see HERE