Windows 8.1 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on August 27, 2013, and broadly released for retail sale on October 17, 2013, about a year after the retail release of its predecessor.


The assembly is based on the original images from MSDN. Updates up to April 12, 2022 have been integrated, and SmartFix 2.4.4 and Microsoft DaRT have also been integrated. It has no cosmetic changes and nothing is cut!

Includes:
Windows 8.1 Single Language x86-x64
Windows 8.1 x86-x64
Windows 8.1 N x86-x64
Windows 8.1 Pro x86-x64
Windows 8.1 Pro N x86-x64
Windows 8.1 Enterprise x86-x64
Windows 8.1 Enterprise N x86-x64
Windows Embedded 8.1 Industry Pro x86-x64
Windows Embedded 8.1 Industry Enterprise x86-x64



- Integrated updates for April 12, 2022;
- Integrated .Net Framework 4.8;
- .Net Framework 3.5 included (including 2.0 and 3.0);
- Integrated SmartFix 2.4.4, Microsoft DaRT in winre.wim and boot.wim;
- The systems were not in audit mode.

https://www.microsoft.com