Why does the Intel® Quartus® Prime Pro Edition Software v21.3 fail to start on Windows operating system? - Why does the Intel® Quartus® Prime Pro Edition Software v21.3 fail to start on Windows operating system? Description In the Intel® Quartus® Prime Pro Edition Software v21.3, you might see the software fail to start up on Windows 10, Windows Server 2012, and Windows Server 2012 R2 after a successful installation. This occurs when the Windows updates are not up to date. Resolution To avoid this problem, install the following Microsoft Windows OS patches. Operating System Update/version requirements Windows 10 Version 1607 aka Anniversary Update (build 10.0.14393) or newer Windows Server 2019 N/A Windows Server 2016 N/A Windows Server 2012 R2 Install Microsoft KB4338815 (or more recent “Monthly Rollup” update) Windows Server 2012 Install Microsoft KB4338830 (or more recent “Monthly Rollup” update) These requirements have been included in the latest 22.4 release notes. Custom Fields values: ['novalue'] Troubleshooting 18018641265 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 22.4 21.3 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']