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Detection Script to help identify why your PC is not Windows 11 Release Ready. Now Supporting Update Checks!


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Detection Script to help identify why your PC isn't Windows 11 Release Ready, including Update Checks!



Download latest stable release

Download latest testing release
Keep in mind that you will have to update testing releases manually

System Requirements

  Minimum Requirements* Recommended
OS Windows 8.1 Latest Windows 10 Build
CPU 32-bit Single Core 64-bit Dual Core or Higher
RAM (Memory) 40MB Free 100MB Free
Disk (Storage) 5MB Free 100MB Free
Limitations DirectX 12 Check Inaccurate None

* WhyNotWin11 can be forced to run on Unsupported Systems using the /force parameter, no support will be given for this parameter.

Other operating systems are unsupported, last version known to run on Wine is


  1. Download and run "AutoIt Full Installation" from official website.
  2. Get the source code either by downloading zip or do git clone
  3. Right click on WhyNotWin11.au3 in the WhyNotWin11 directory and select "Compile Script (x64) (or x86 if you have 32 bit Windows install).
  4. This will create WhyNotWin11.exe in the same directory.


See for rules of coding and pull requests.

If you want to help with translations check translating guidelines.


WhyNotWin11 is free and open source software, it is using the LGPL-3.0 license.

See LICENSE for the full license text.