INTEL DOES NOT WARRANT THAT THE FUNCTIONS CONTAINED IN THIS PATCH WILL MEET YOUR REQUIREMENTS, OR THAT THE OPERATION OF THIS PATCH WILL BE UNINTERRUPTED OR ERROR-FREE. //**************************************************************** quartus-18.1-0.21-readme.txt Readme file for Quartus Prime 18.1 Patch 0.21 Copyright (C) Intel Corporation 2018 All right reserved. Patch created on November 21 2018 Patch Case#: 2007760479 //**************************************************************** Description: This patch fixes Stratix 10 DDR4 large trace simulation file issue. Caution - You must either have previously installed the Quartus Prime 18.1 software or must install the Quartus Prime 18.1 software before installing this patch. Otherwise, the patch will not be installed correctly and the Quartus Prime software will not run properly.