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:

While many engineers still rely on complex Excel spreadsheets or basic CAD extrusions, the industry has shifted toward . The question isn’t just which software to use, but where to find legitimate downloads, how to evaluate features, and what separates a "viewer" from a true FEA-driven design tool.
As of late 2024, these features are mostly in enterprise FEA suites, but expect them to trickle down into standalone spring design tools within 18–24 months. | User Profile | Recommended Software | Action | |----------------|--------------------------|-------------| | Freelance engineer / small shop | MITCalc or SpringDesign trial | Buy the module after 2–3 real projects | | Student or researcher | OpenSpring + SimScale community | Learn the math first, then validate | | Corporate manufacturing team | IST Professional | Request enterprise trial with your actual spring prints | | FEA specialist needing spring validation | SimScale or Ansys Mechanical (with spring toolkit) | Use the spring-specific tutorials | advanced spring design software download
: Never trust a random "spring designer.exe" from a file-sharing forum. Legitimate advanced spring design software is either reasonably priced, open source, or offers generous trials—because confident, safe spring designs are worth far more than the license fee. Have a favorite spring design tool we missed? Or a horror story about a broken cracked version? Share it in the comments below. And before you download anything—check that your antivirus is up to date. While many engineers still rely on complex Excel
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 :)