If you are a developer, include the VC++ 2013 x86 redistributable in your application’s prerequisites. If you are a user, keep a copy of vcredist_x86.exe (12.0.40664) on a USB drive for quick offline repairs.
(This is the file required for the x86 12.0.40664 setup).
If the installer informs you that the package is already present on your machine, your current installation might be corrupted. You can repair it through the Windows Control Panel. Press Windows Key + R to open the Run dialog box.
Download the latest version directly from Microsoft to ensure security and stability.
此时可尝试使用 sfc /scannow （系统文件检查器）修复系统整体文件完整性。 vc2013redistx86 visual c 2013 x86 120 40664
If you see any of the following errors, you almost certainly need to install the VC2013 x86 redistributable:
Many game developers bundle the exact redistributables required for their software inside the application's root directories.
If you run any software from 2013–2018, there is a high probability it requires vc2013redistx86 .
Build 12.0.40664 is the final, most secure, and most reliable version of the Visual C++ 2013 redistributable for x86 systems. It includes: If you are a developer, include the VC++
The installs runtime components of Visual C++ libraries. These libraries are essential for running applications developed with Visual Studio 2013 on a target computer.
Complete the setup wizard and restart your PC one final time. Alternative Solutions Use Windows Update
Restart your computer and try running the installer as an administrator (right-click -> Run as administrator). 3. Error persists after installation.
Scroll down to find . Click on the program and select Change . If the installer informs you that the package
A: This is often a Windows Installer service corruption. Re-register MSI: msiexec /unreg then msiexec /regserver .
此外，需要注意的是：在 64 位系统上，x86 版本的 VC++ 运行库会被安装到 C:\Windows\SysWOW64\ 目录下，而 64 位版本的 DLL 则放置在 C:\Windows\System32\ 中。这一兼容性设计确保了 32 位应用能在 64 位平台上无缝运行。
As a result, many modern applications are recompiled using newer versions of the runtime (like Visual Studio 2015-2022) to leverage ongoing support. However, for legacy software that cannot be updated, this version will continue to function but carries inherent security risks.
Modern Windows applications rarely include all the C++ libraries they need. Instead, they rely on shared redistributable packages . When a developer compiles a program with Visual C++ 2013 (x86), that program expects the official Microsoft runtime files to be present on the target machine.
尽管如此，鉴于大量现有软件及老旧游戏仍高度依赖于 VC++ 2013 Redistributable，12.0.40664 版本作为最后的稳定发布版本，仍将在相当长的时间内在个人电脑及生产环境中持续扮演关键角色。
The technical string vc2013redistx86 visual c 2013 x86 120 40664 breaks down into specific technical properties: