This is a modified version of Windows 8.1 Embedded Industry Pro. I call it "Windows 9"
It was designed to bring back the UI from Windows 7, while keeping the kernel improvements from 8.1
You need a license key to activate this operating system.
If you are in college, check if you have a Microsoft Imagine subscription. You can usually get an 8.1 Embedded Industry Pro license key from Microsoft Imagine for free.
Windows 9 is x64 only - this will not work on 32 bit systems.
If affected by a black screen issue after windows update, please visit this page for instructions on how to repair.
Screenshot of the system:

The version "v2101" (likely v21.0.1) corresponds to the system firmware version of the Nintendo Switch console. To play the latest games, your emulator's prod.keys must match or exceed the firmware version required by the game. Understanding Prod Keys
: For emulators like Ryujinx, keys are typically placed in the folder within the application's directory. Legal Note prod keys v2101 link
Best Practices for Using Prod Keys
The term "Prod Keys v2101 link" could refer to a specific source or location (often a website or a forum thread) where individuals can find product keys for the Windows version identified by "v2101". These links are usually shared in online communities, tech forums, or through direct downloads. However, it's crucial to approach such sources with caution. The version "v2101" (likely v21
Instead, I bought a compatible console (e.g., a Nintendo Switch) and used open-source tools like Lockpick_RCM to dump my own keys from my own device. The process: Legal Note Best Practices for Using Prod Keys
Installation:
1. Download the file using the download link above.
2. Extact the .7z file with 7-Zip
3. Use the included tool to copy the iso onto a USB flash drive that is larger than 4gb
4. Boot to the flash drive
5. Follow onscreen instructions to Install Windows.
Legal:
This image is provided with no license key, therefore it is not an illegal source of windows. Users must provide their own license key for activation.
All pre-installed software/tweaks belong to the companies/people who made it.
Windows 9 might be a registered trademark of Microsoft Corporation, I do not own the term "Windows 9".
Please don't sue me, thanks.
Hi /r/PCMasterRace :)
Hello LinusTechTips :)