This rollup brings the OS up to October 2017 patching, reducing the update backlog from 100+ updates to roughly 30.
If you are building a PC that will never connect to the internet (a music studio workstation or a dedicated simulator), you might not want the bloat and forced feature updates of newer versions. Version 1607 is leaner and less intrusive. Windows 10 1607 Iso Download 64 Bit