Starting with the Nios® II EDS in the Intel® Quartus® Prime Pro Edition software version 19.2 and Intel® Quartus® Prime Standard Edition software version 19.1, the Cygwin component in the Windows* version of Nios II EDS has been removed and replaced with WSL.
Intel Software: Quartus Prime Pro, Quartus Prime Standard
Last Modified: June 10, 2019
Version Found: v19.2
Bug ID: 1409328433;1409328636