packageosversionconst(// RS1 (version 1607, codename "Redstone 1") corresponds to Windows Server// 2016 (ltsc2016) and Windows 10 (Anniversary Update).RS1=14393// RS2 (version 1703, codename "Redstone 2") was a client-only update, and// corresponds to Windows 10 (Creators Update).RS2=15063// RS3 (version 1709, codename "Redstone 3") corresponds to Windows Server// 1709 (Semi-Annual Channel (SAC)), and Windows 10 (Fall Creators Update).RS3=16299// RS4 (version 1803, codename "Redstone 4") corresponds to Windows Server// 1803 (Semi-Annual Channel (SAC)), and Windows 10 (April 2018 Update).RS4=17134// RS5 (version 1809, codename "Redstone 5") corresponds to Windows Server// 2019 (ltsc2019), and Windows 10 (October 2018 Update).RS5=17763// V19H1 (version 1903) corresponds to Windows Server 1903 (semi-annual// channel).V19H1=18362)