The SP1 update made these features production-ready, especially RemoteFX for desktop virtualization and Dynamic Memory, which allowed over-commitment of RAM on Hyper-V hosts.
Mount the ISO or extract contents to a folder, e.g., C:\Server2008R2 . windows server 2008 r2 sp1 x64 esd enus jan 20 full
The January 2020 build is essentially the "frozen" state of the OS, containing: Windows Server 2008 R2 - Microsoft Lifecycle windows server 2008 r2 sp1 x64 esd enus jan 20 full
Greatly expanded the ability for admins to automate repetitive tasks via scripting. The Significance of the "Jan 20" Update windows server 2008 r2 sp1 x64 esd enus jan 20 full
Instead of showing you where to find an outdated ISO, this blog post explains your options for modernizing your infrastructure while preserving compatibility with legacy applications.