1. ADD DVD for Windows 2012 2. install 3. select second one Windows Server 2012 R2 Stardard(GUI include server) 4. select second one This is first time installation so do not select upgrade one. custom : install Windows only(Advanced) 5. select HDD expect 50G for windows 2012, try to minimized for backup later. 6. setup password 7. login 8. right click network 9. configure your ip 10. Remote Desktop Have this issue as well in our environment. Typical untested patch that makes a headache for large groups of people. Very irresponsible of the patch team. Remove the tick from the "Allow connections only from computers running Remote Desktop with Network Level Authentication" got us working again Windows Desktop Client to Server 2012 R2
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