If you’re trying to launch Counter-Strike 2 but encounter error 126, don’t worry—there’s a simple fix.
This issue often occurs even when you’re using the correct version of Windows, such as Windows 10 or Windows 11 (build 21H2 or 22H2), and your CPU supports SSE4.1 and SSE4.2 instructions. The solution is straightforward: reinstall your Microsoft Visual C++ Redistributable packages.
Step-by-Step Fix
Uninstall Existing Visual C++ Packages
Open Installed Apps or Programs and Features in Windows.
Locate all Microsoft Visual C++ Redistributable packages.
Uninstall every version listed.
Reinstall the Required PackagesThere are two ways to do this:
Official Microsoft Method:
Visit the official Microsoft website.
Download the latest Microsoft Visual C++ Redistributable 2015–2022 package.
Install both x86 and x64 versions.
Alternative Cumulative Package Method:
Download a cumulative package from a reliable source.
Extract (unpack) the files before running the installer.
Run the installer from the extracted folder, not from inside the archive.
Final Step: Reboot Your PC
Once the installations are complete, restart your computer.
Try launching Counter-Strike 2 again. The issue should now be resolved.
By following these steps, you can quickly fix error 126 and get back to playing Counter-Strike 2