Although Microsoft is pushing for the may update of windows 10, many users still stick to v1903 / 1909 because it is stable enough. < p > < p > wsl2 appeared for the first time with the 2004 version of windows 10 (updated in May 2020), and brought file system improvement, performance improvement, complete porting of Linux kernel to windows, etc. Therefore, after this cumulative update, the above two versions will also get the same update. < / P > < p > before, the netmarketshare statistical report showed that among the windows 10 versions, v1903 was still the highest, accounting for 43.6%, followed by v1099, accounting for 36.8%. The total proportion of these two versions exceeded 80%. Since the release of V2004 (updated in May), the share of V2004 was only 11.6%, which was 4.6% higher than a month ago.