When you run vc_redist.x64.exe (approx 14-20MB), it places specific files into:
C:\Windows\System32\
Key files include:
It also writes registry keys to:
HKLM\SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x64
Cause: Background installer conflicts or antivirus interference.
Solution:
If you want, I can:
The Microsoft Visual C++ 2015–2019 Redistributable (x64) is a software package that installs essential run-time components required to run C++ applications developed with Microsoft Visual Studio.
Starting with version 2015, Microsoft consolidated these packages into a single, cumulative installer that covers all versions from 2015 through 2022. This means the "2015–2019" package is effectively part of a broader, backwards-compatible set of libraries. Why You Need It
Many Windows applications and games do not include every line of code they need to run. Instead, they rely on "shared" libraries provided by Microsoft.
Dependency: If an app was built using Visual Studio 2015, 2017, or 2019, it will likely crash or show a "missing DLL" error (e.g., MSVCP140.dll) if this package is missing.
x64 vs. x86: The x64 version is specifically for 64-bit applications. Even on a 64-bit version of Windows, you may also need the x86 version if you run 32-bit applications. Key Components Included microsoft visual c 2015 19 redistributable package x64
The package installs several standard libraries used for basic computer functions:
Visual C++ Redistributable for Visual Studio 2015 - Microsoft
Understanding the Microsoft Visual C++ 2015-2019 Redistributable Package x64
The Microsoft Visual C++ 2015-2019 Redistributable Package x64 is a crucial component for running various applications on a Windows operating system. This package is part of the Microsoft Visual C++ Redistributable for Visual Studio 2015, 2017, and 2019, specifically designed for 64-bit systems. In this article, we will explore what this package does, why it's necessary, and how to install and manage it on your system.
What is the Microsoft Visual C++ Redistributable Package?
The Microsoft Visual C++ Redistributable Package is a collection of libraries and components required to run applications developed with Visual C++ on a Windows system. These libraries provide essential functionality for applications, including memory management, data structures, and more. When you install the Visual Studio IDE (Integrated Development Environment), the necessary libraries are included, but when you distribute an application developed with Visual C++, the corresponding redistributable package must be included to ensure the application runs smoothly on end-user systems.
Why is the Microsoft Visual C++ 2015-2019 Redistributable Package x64 necessary?
The Microsoft Visual C++ 2015-2019 Redistributable Package x64 is necessary for several reasons:
How to Install the Microsoft Visual C++ 2015-2019 Redistributable Package x64
Installing the Microsoft Visual C++ 2015-2019 Redistributable Package x64 is straightforward. You can download and install it from the official Microsoft website or through other reliable sources. When you run vc_redist
Method 1: Download from Microsoft
Method 2: Install through Windows Update
Microsoft occasionally distributes updates to the Visual C++ Redistributable Package through Windows Update. You can check for updates in the Windows Update settings.
Managing the Microsoft Visual C++ 2015-2019 Redistributable Package x64
To manage the package, you can:
Common Issues and Solutions
Some common issues related to the Microsoft Visual C++ 2015-2019 Redistributable Package x64 include:
Conclusion
The Microsoft Visual C++ 2015-2019 Redistributable Package x64 is a vital component for running various applications on a 64-bit Windows system. Understanding its purpose, installation, and management can help you troubleshoot issues and ensure that your applications run smoothly. By keeping this package up-to-date, you can ensure that your system remains compatible with a wide range of applications and receives the latest security patches and performance improvements.
Additional Tips and Best Practices
By following these guidelines and best practices, you can effectively manage the Microsoft Visual C++ 2015-2019 Redistributable Package x64 and ensure that your applications run smoothly on your Windows system.
C:\Windows\System32\vcruntime140.dll
C:\Windows\System32\msvcp140.dll
C:\Windows\System32\vccorlib140.dll
Always download from Microsoft’s official sources to avoid malware.
The file name will be something like: vc_redist.x64.exe
Size: ~14 MB
Note: The 2015 standalone redistributable is no longer actively updated; Microsoft recommends using the Visual C++ 2015-2022 Redistributable for the latest security and reliability fixes.
To understand the package, you first need to understand how Windows applications are built. Developers use tools called compilers—specifically, Microsoft Visual Studio—to write code in C++. When they finish coding, the compiler turns that human-readable code into machine code (binary) that Windows can execute.
However, many C++ functions are standard. Instead of rewriting core logic for every app (like how to open a file or draw a window), developers rely on a shared set of libraries known as the Visual C++ Runtime.
The Redistributable Package is Microsoft’s way of distributing these runtime libraries to end-users. Instead of every application bundling the same 20 MB of files, the Redistributable installs them once system-wide.
The 2015-2019 (and now 2015-2022) designation is important. Microsoft merged the support for several years into a single, binary-compatible package. That means version 14.0 (2015), 14.1 (2017), 14.2 (2019), and even 14.3 (2022) all use the same core redistributable files, starting with vcruntime140.dll.
Modern Windows machines often have multiple VC++ Redistributables installed simultaneously. This is normal. Example list:
Do not uninstall older ones unless you are certain no legacy software requires them. Many corporate apps and older games rely on specific runtime versions. If you want, I can:
VC++ 2015 requires:
Download Universal CRT separately if needed:
KB2999226 x64
1.5.1-p1