: Those with older tablets or PCs where modern, heavier versions of Windows 10 (like 22H2) run poorly.

: Technicians looking for the exact original media to repair a system that has never been updated.

: Internally, this build was known as "Threshold 1." It brought back the Start Menu and introduced Microsoft Edge (then codenamed Spartan) and Cortana to the desktop.

: People wanting to see what Windows 10 looked like on day one.

: For many, this file represents the "cleanest" version of Windows 10 before several years of UI changes and added telemetry. However, it is now considered "End of Life" (EOL) by Microsoft and no longer receives security updates. 3. Usage Today Today, these specific ISO strings are typically used by:

The string ru_10_pro_10240.16393_x86-x64_pip-lsm refers to a specific, early build of , specifically the "RTM" (Release to Manufacturing) version released in July 2015. 1. Decoding the Name ru : Indicates the Russian language pack. 10_pro : The Windows 10 Professional edition.

: If you are looking to download this, be cautious. Because it is a decade-old build found primarily on file-sharing sites or unofficial archives, these files are often targets for malware injections.