Windows 8.1 is an operating system that was produced by Microsoft and released as part of the Windows NT family of operating systems. 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. It was Microsoft's operating system for use on personal computers, including home and business desktops, laptops, tablet PCs and media center PCs until it was succeeded by Windows 10 on July 29, 2015. Windows 8.1 was made available for download via MSDN and Technet and available as a free upgrade for retail copies of Windows 8 and Windows RT users via the Windows Store. A server counterpart was released on October 18, 2013, entitled Windows Server 2012 R2. Microsoft ended mainstream support for Windows 8.1 on January 9, 2018, and extended support will end on January 10, 2023.

This assembly combines English and Russian 32-bit and 64-bit editions in a single image. Thanks to a number of solutions implemented in the assembly, it was possible to obtain a product that combines a large number of editions of Windows 10 within one distribution kit, the volume of which is slightly larger than the size of a regular DVD disc. At the same time, the functionality of the operating systems installed from the assembly has not been cut down! The assembly includes 14 Russian and 14 English editions of Windows 10 for 32-bit (x86) and 64-bit (x64) kernels:

This assembly is the successor to the Windows 10 assembly and was created for those who have a license or want to use some other method of activation that they personally prefer. The assembly was created on the basis of official distributions and contains minor modifications that mostly affect not the product being installed, but only the installation process. The assembly includes 16 Russian and 16 English editions of Windows 10 for a 64-bit (x64) kernel:

This assembly is the successor to the Windows 10 assembly and was created for those who have a license or want to use some other method of activation that they personally prefer. The assembly was created on the basis of official distributions and contains minor modifications that mostly affect not the product being installed, but only the installation process.

Windows 10 is a series of personal computer operating systems produced by Microsoft as part of its Windows NT family of operating systems. It is the successor to Windows 8.1, and was released to manufacturing on July 15, 2015, and to retail on July 29, 2015. Windows 10 receives new releases on an ongoing basis, which are available at no additional cost to users. Devices in enterprise environments can receive these updates at a slower pace, or use long-term support milestones that only receive critical updates, such as security patches, over their ten-year lifespan of extended support.

Windows 7 is an operating system that was produced by Microsoft and released as part of the Windows NT family of operating systems. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. It is the successor to Windows Vista, released nearly three years earlier. It remained an operating system for use on personal computers, including home and business desktops, laptops, tablet PCs and media center PCs, and itself was replaced in November 2012 by Windows 8, the name spanning more than three years of the product.

Windows 7 Ultimate is the most versatile and powerful edition of Windows 7. It combines remarkable ease-of-use with the entertainment features of Home Premium and the business capabilities of Professional, including the ability to run many Windows XP productivity programs in Windows XP Mode. For added security, you can encrypt your data with BitLocker and BitLocker To Go. And for extra flexibility, you can work in any of 35 languages. Get it all with Windows 7 Ultimate.