ALTERA 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-11.1-2.11-readme.txt Readme file for Quartus II 11.1 SP2 Patch 2.11 Copyright (C) Altera Corporation 2012 All right reserved. Patch created on February 28 2012 Patch Cases#: 39703 Cases fixed: 36748 //**************************************************************** Problem: First-time installation of Windows USB-Blaster drivers from 11.1 SP2 successful but not available in Quartus II x64 tools. Quartus II x32 installations are not affected. Solution: Quartus II x64 tools updated to support new USB-Blaster drivers. Caution - You must either have previously installed the Quartus II 11.1 SP2 software or must install the Quartus II 11.1 SP2 software before installing this patch. Otherwise, the patch will not be installed correctly and the Quartus II software will not run properly.