Windows 10 Version 1511 is no longer supported by Microsoft, with security updates ending in 2018.
Are you installing this on a or inside a virtual machine (like VirtualBox or VMware)?
Once installed, immediately disconnect the machine from the internet to prevent potential vulnerabilities, as no patches have been released for this build in nearly 7 years. Windows 10 Version 1511 Build 10586 Iso Download
: Bundled Messaging, Calling, and Video Skype apps natively into the operating system layout. Installation System Requirements
Version 1511 revolutionized the activation process by allowing users to activate Windows 10 directly using valid Windows 7, 8, or 8.1 product keys. Windows 10 Version 1511 is no longer supported
: 16 GB for 32-bit OS or 20 GB for 64-bit OS. Graphics Card : DirectX 9 or later with WDDM 1.0 driver. Display : 800 x 600 resolution minimum. Crucial Security and Support Warning
While it looked like the original Windows 10, 1511 brought the "polish" that early adopters were screaming for: Colored Title Bars: : Bundled Messaging, Calling, and Video Skype apps
Understanding what makes Version 1511 unique helps determine if it fits your deployment needs. "Threshold 2" brought several notable enhancements over the initial July 2015 release (Build 10240):
Windows 10 Version 1511 was shipped as a comprehensive update rather than a simple patch. It addressed the rough edges of the original July 2015 release (Build 10240). Microsoft focused heavily on unifying the user experience across desktop and tablet interfaces while improving underlying system performance. Key Features and Improvements
Running this operating system on a device connected to the internet carries severe security risks. Because Microsoft no longer issues security patches, cumulative updates, or vulnerability fixes for Build 10586, the system is exposed to modern exploits. If you must deploy this version, it is highly recommended to run it inside an isolated virtual machine (like VirtualBox or VMware) or keep the host machine disconnected from local networks and the internet.