When you install an application, you receive a api-ms-win-crt-runtime-l1-1-0.dll missing error this will comes due to Microsoft Windows updates not being applied. If you want to fix them then you need to install windows updates by go to start>control panel>windows updates and then check for updates. install all available updates and restart your pc. After this, download Visual V++ Re-distributable for Windows 64-bit: Visual C++ Re-distributable for Visual Studio 2015 (64-bit) or For Windows 32-bit: Visual C++ Re-distributable for Visual Studio 2015 (32-bit). run the vcredist_x64.exe (64-bit) or vcredist_x86.exe (32-bit) and then select uninstall Run the setup.exe again and select install button. Read also: HOW TO FIX API-MS-WIN-CRT-RUNTIME-L1-1-0.DLL MISSING ERROR?