win32 activity
Second System 2.4 - D3D12 and Toast Notification Support Added!
Solution to Windows Vista Inno Setup Bug
Inno Setup installers are not functional on Windows Vista, even though they run on Windows XP and Windows 7. They fail to render most elements and do not respond to most input, even on the "close" button. Applications such as Resource Hacker, Ollama (coming soon!) and PCSX2 (also coming soon!) ar...
2026-01-05 19:17:21 +0000 UTC View PostSecond System 2.31: Photoshop 2025 on Windows 8.1!
With this intermediate release of Second System, it is now possible to run Adobe Photoshop 2025 on Windows 8.1. Additional functions and capabilities have been added from later versions of Windows 10, allowing users to also run RcloneView on Windows 7 and up.
Various fixes have been added ...
Second System 2.3: Windows 8.0/10/11 Support Added, Extra Qt 6 Support and More!
This new release of Second System extends support to Windows 8.0, 10 and 11 (pre-24H2). Windows 8.0 support (both release and some pre-release builds*) was added by popular demand. Windows 10 and 11 support is largely for comparative testing purposes, but with a view to resolving future compatibi...
2025-12-07 00:21:13 +0000 UTC View PostSecond System 2.2: BYOD (Bring your own DLLs!)
This release of Second System includes the following improvements:
-fixes to console handle duplication that affected some Python interpreter releases
-more user and kernel32 functions from Windows 8.x/10+
-one new DLL redirect to kernel32.dll, plus 15 others to ucrtbase.dll to resolve a...
Second System for Windows 8.1
Second System for Windows 8.1 is now here! Run many modern applications including the latest Firefox, Google Chrome and Steam clients, productivity applications like Kdenlive and more! And limited AVX emulation for when your older system needs an extra push.
Our work is far from done, howe...
Second System 2.1: Now with Basic AVX Emulation!
Second System 2.1 adds several new DLLs to the package, including a D3D12 stub (for some QT 6 applications; although others like QBittorrent will need WinRT extensions that will be released separately in the near future), powrprof.dll and several new DLL redirects.
Some issues have also be...
Second System 2.0 for Windows Vista and 7
This is an updated, improved release of Second System for Windows Vista and 7.
Now, major streaming services such as Netflix work in the latest browsers running under Second System. This ensures that these services remain usable on Windows 7 as its last major browser, Firefox 115 ESR, is ...
NVIDIA Driver Patcher for Windows Vista x64
This driver patcher covers all Windows 7 x64-compatible NVIDIA display drivers, specifically 372.90 through 474.44. The patcher adds support for the NVIDIA GeForce GTX 16 series, RTX 20 series and 30 series GPUs to Windows Vista, as well as the corresponding Quadro GPUs.
The modifi...
Windows Vista x64 Process Initialization Failure Patch for 4th Gen and Newer Intel CPUs
This ZIP archive includes a patch for the "logon process initialization failure" bug that occurs on Windows Vista x64, especially on 4th generation Intel CPUs or greater.
To ensure improved usability, various drivers for components popular in the Haswell/Skylake/Kaby Lake era are also being...
2025-06-30 20:20:00 +0000 UTC View PostSecond System: The Ultimate System DLL Replacer for Windows Vista x64
Second System is the successor to the "Vista Extended Kernel" and it allows the following applications to work: -Firefox 128 ESR -Chromium 1
Second System is the successor to the "Vista Extended Kernel" and it allows the following applications to work:
-Firefox 128 ESR
-Chromium 139
Manifest V2: The Future
I recently looked at the Manifest V2 support code and determined the following timeline for Google Chrome, standard Chromium and most other Chromium browsers:
Manifest V2 deprecation has five stages:
Stage 1: Business as usual, no warnings at all -> Supermium is here
2025-03-25 17:15:18 +0000 UTC
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SUPERMIUM WEBSITE REGISTRATION SUSPENDED OVER FALSE COMPLAINT
The registration for the domain that includes https://win32subsystem.live/supermium/ has been suspended after a complaint was sent alleging that malware was distributed on the website. The complaint is part of a l...
2025-03-15 19:06:05 +0000 UTC View PostCUDA for Windows Vista (NVIDIA 35x-37x Drivers)
There are two things that do not work properly on Windows Vista with later NVIDIA drivers: Vulkan and CUDA. And with OBS Studio and FFmpeg, CUDA is necessary to use NVENC, so that's three in some cases.
You will have to use an older version of OBS Studio such as version 19 to use NVENC with...
2025-01-11 01:40:00 +0000 UTC View PostDX11, DX12 and DXGI are coming for everyone!
To help meet the needs of the Supermium web browser and ensure that all rendering features are available to users on older hardware and operating systems, in 2025, DX11, DX12 and DXGI will be available to enable WebGPU, video acceleration and composition at an equal level. Non-Supermium uses are ...
2024-12-29 09:04:13 +0000 UTC View Postsafetensors library and bcryptprimitives.dll for Vista/7
Recently, I upgraded HuggingFace's safetensors Python library to the latest version, 0.4.5. It failed to work due to a missing DLL, however Python messages do not make it easy to find the offending DLL.
I eventually determined that module \_SAFETENSORS\_RUST.CP310-WIN_AMD64.PYD was the issu...
2024-12-29 08:52:48 +0000 UTC View PostSupermium Plus Package - January 2025
The Supermium Plus Package for January 2025 also covers the Christmas period of 2024 and contains the following items: -Supermium 126.0.6478.260 R6 (x86 and x64) -The Supermium User Agent Override Tool (including PDF manual) -bcryptprimitives.dll for software compatibility (for applications such as ...
2024-12-17 05:35:02 +0000 UTC View PostVulkan on Windows Vista
Hardware accelerated Vulkan is now being tested on Windows Vista for the first time. NVIDIA drivers could not use Vulkan on Windows Vista under normal conditions due to missing GDI32/D3DKMT dependencies.
However, most Vulkan applications require newer drivers such as NVIDIA 389.xx and up. ...
Widevine CDM Patcher for Windows 7
In the following zip archive, you will find a command line script that will locate and patch widevinecdm.dll for continued usage on Windows 7 and Supermium (unfortunately there are other issues preventing its usage on XP/Vista at this time). Any site that worked (in Canada, this includes CTV and ...
2024-10-14 23:40:22 +0000 UTC View PostSupermium UACH Spoofer Tool
This is the Supermium User Agent Client Hints Spoofer. This tool allows users to spoof User Agent Client Hints and is compatible with Supermium versions 124 R2 and up.
How does it work?
Open the spoofer application, supermium_uao.exe in the ZIP archive. The Directory Pa...
2024-10-03 15:30:59 +0000 UTC View PostMicrosoft secretly made the latest DirectWrite run on Windows 7, and I made it run on XP
This means that all the GDI font rendering gremlins, including the lack of colour fonts and offset issues, are gone!
https://github.com/win32ss/supermium/discussions/696#discu...
2024-07-19 18:11:38 +0000 UTC View PostSupermium 124 Customization Features - Colours and Tab Shapes
In the latest release of Supermium, there is some "hidden" functionality - customization of colours and tab shapes.
Chromium is removing many parts of the old user interface code with versions 125 and 126. We are taking the opportunity to extend these new implementations with fully customiz...
2024-07-11 01:28:12 +0000 UTC View PostLSC Application Compatibility Toolkit Used on D3D Compiler
The Supermium component d3dcompiler_47.dll is not intended to run on Windows XP. And because it was built by Microsoft and not as part of Supermium itself, it cannot be compiled to use progwrp.dll like the open-source components can.
Instead, the LSC's Application Compatibility Toolk...
2024-05-31 04:31:08 +0000 UTC View PostSupermium 122 R5 (security patch) Released
Use the LSC subscription portal to obtain the special portable version of this release.
2024-05-14 15:02:55 +0000 UTC View PostThank You to All LSC Customers
I would like to thank all customers and supporters of the Legacy Software Corporation for the support you have provided since January 2024.
The LSC subscription service has enabled some degree of investment into Supermium operations. Supermium was initially built with only 12 GB of R...
2024-05-02 06:33:09 +0000 UTC View Post