The 10586s are 1511 versions with different cumulative updates, I presume. The 14393s are 1607 versions again with different cumulative updates.
The RTM version was 10240.x.x I'm sure the cumulative updates increment the minor version number somewhat, as I recall. -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Kurt Buff Sent: 02 February 2017 19:01 To: ntsysadm <[email protected]>; WSUS Mailing List <[email protected]> Subject: [NTSysADM] Minor mystery - Win 10 versions I don't recognize All, I'm looking in my WSUS server for version of Win 10 in my user base, and am seeing some versions that aren't mentioned here: https://technet.microsoft.com/en-us/windows/release-info.aspx 10.0.10586.103 - Not listed 10.0.10586.672 - Not listed, this is on the majority of my Win 10 machines 10.0.1.14393.351 - Listed 10.0.1.14393.594 - Not listed 10.0.1.14393.693 - Listed Does anyone have a better source for versions? Kurt

