Fix Microsoft Visual C++ Runtime Error When Launching a Steam Game
Question details
The user needs to resolve a runtime error preventing a Steam game from successfully launching.

- Product
- Steam / Microsoft Visual C++
- Device & OS
- Windows
- Scenario
- Attempting to launch a PC game through the Steam platform.
- Observed behavior
- The game fails to start and displays a Microsoft Visual C++ runtime error, which persists even after repairing or reinstalling Microsoft components.
Ensure you are logged into your Windows computer with administrator privileges and save any ongoing work, as fixing runtime environments typically requires a full system restart.
Install the Latest Supported Visual C++ Redistributable
Downloading and installing the official, most up-to-date Visual C++ packages from Microsoft ensures your system has the base runtime files required by modern applications.
Games rely on specific Microsoft libraries to execute code correctly. If these libraries are missing, outdated, or corrupted, the game will fail to launch.
Open your web browser and navigate to the official Microsoft documentation page for the latest supported Visual C++ Redistributable downloads. Download the version that matches your system architecture (usually x64).
Locate the downloaded executable file in your Downloads folder, double-click it, accept the license agreement, and click Install.
Once the installation process completes, close the installer and restart your computer to apply the runtime registry changes across Windows.
After your computer reboots, open the Steam client and try launching your game again to verify if the runtime error is fixed.

Install Game-Specific Legacy Visual C++ Versions
Older or specific games may be hardcoded to require exact legacy versions of the Visual C++ redistributable rather than the newest updates.
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Frequently Asked Questions
Why does a Steam game require Microsoft Visual C++ Redistributable?
Most PC games are programmed using the C++ language. The Visual C++ Redistributable provides the necessary standard libraries and runtime components required by the Windows operating system to execute the game's code.
Is it safe to have multiple versions of Visual C++ installed on my computer?
Yes, it is completely safe and actually required. Different games and applications are built using different versions of Visual Studio. You should never uninstall older redistributables just because you have newer ones, as older games still rely on them.
How do I know exactly which version of Visual C++ my game needs?
You can usually find the exact required version bundled within the game's installation files. Look for a folder named '_CommonRedist' or 'vcredist' in your Steam game's local files. Alternatively, check the system requirements on the game's store page or developer website.




