This error occurs when you open a program and you get the error The program can’t start because api-ms-win-crt-runtime-l1-1-0.dll is missing from your computer. This might be because of Visual C++ Redistributable not being installed on your computer or due to the file api-ms-win-crt-runtime-l1-1-0.dll being corrupted or missing.
Let’s learn how to fix this issue.
How to solve api-ms-win-crt-runtime-l1-1-0.dll is missing error
The first pre-requisite that you must ensure is that your windows are updated. You can run the windows update program to check this out. Else, reinstall the program that is causing this error message to appear. If both of these do not help, then you can try the following remedies. There is no particular order, you can go as you like or as you feel would solve the error.
Repair the installed Visual C++ 2015 Redistributable package
Step 1: Open Control Panel
Step 2: Go to Programs and Features
Step 3: Click on the Microsoft Visual C++ 2015 – 2019 Redistributable (x64) [for 64-bit machine] > right-click on it > And Select the Change button > Click on the Repair button as shown in the screenshot below.

Re-register the DLL file
Step 1: If you already have one on your system, then re-register the DLL file.
Step 2: If the DLL is missing, then download it from the internet and paste it at the appropriate place. This might or might not work.
Update the Universal C Runtime
Step 1: You can download this from Microsoft.
Step 2: Install the runtime component.
Step 3: Restart the computer to see if the issue has been resolved.
P.S. Windows 10 has Universal CRT built into the operating system itself.
Install Microsoft Visual C++ Redistributable Update
Step 1: If the above solutions so far did not help, just update the Microsoft Visual C++ Redistributable from Microsoft.
Step 2: It will prompt you to select the OS architecture, which is, 64 bit or 32 bit.
Microsoft Visual C++ Redistributable for Visual Studio.
Some applications require the Microsoft Visual C++ Redistributable for Visual Studio 2017. In that case you must install this one. You will easily be able to find this package on the Microsoft official store.
Hope one of the above solutions was able to resolve the issue.

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