If you see the error message “api-ms-win-crt-runtime-l1-1-0.dll is missing” on your Windows 10 or 11 PC, it means a crucial system file needed by many apps is missing or corrupted. This DLL file comes with the Microsoft Visual C++ Redistributable, which many programs rely on to run. The good news is you can fix this problem quickly by repairing or reinstalling the Visual C++ package, running Windows updates, or manually restoring the missing DLL. In this blog, you’ll learn easy, step-by-step solutions to fix the api-ms-win-crt-runtime-l1-1-0.dll error for a smooth and error-free experience in 2026.
First, open Google Chrome or any web browser you use. In the search bar, type download APIs win CRT runtime L1-1-0 DLL files and press enter. Now, click on the first website that appears. Make sure it’s a trusted one, like dl–files.com or Microsoft’s official site.
Once you’re on the website, scroll down a little and you’ll see different versions of the file listed under architecture. Here, you need to check whether your system is 32-bit or 64-bit.
Now, download the correct file based on your system.
In my case, it’s 64-bit, so I’ll click on the download button next to the 64-bit version.
Once the download is complete, open it. Then right-click on the zip file and select Extract Files. A small pop-up window will appear. Just click OK to confirm extraction.
After a few seconds, the files will be extracted into a new folder. Now, right-click on the folder and then click on Copy.
Next:
- Open This PC
- Go to your C Drive
- Open the Windows folder
- Then open the System32 folder
Once you’re inside System32, right-click on any empty area and choose Paste. This will copy the API runtime L1-1-0.dll files into your system folder.
Now close everything and restart your PC.
After the restart, try opening the same app or game again. This time the missing API CR runtime L1-1-0.dll error should be completely fixed.
