The error “falta api-ms-win-crt-runtime-l1-1-0.dll” it is frequent for Windows users after updating iTunes to the latest version. Most of the users affected by this problem cannot open iTunes.
According to our research, It seems like the topic has been around for a couple of years now and it seems to resurface every time Apple releases a new iTunes update. Although the api-ms-win-crt-runtime-l1-1-0.dll file is in at least three different places, it seems only the one found in Program Files / iTunes is behaving badly.
If you are currently struggling with this problem, the following methods can help. We have managed to identify and fix a collection of fixes that have resolved the bug “falta api-ms-win-crt-runtime-l1-1-0.dll” for users in a similar situation. Follow the methods in order until you find a solution that solves the problem for your situation.. Let us begin!
Method 1: Replacing api-ms-win-crt-runtime-l1-1-0.dll with a local copy (interim solution)
As some users have pointed out, the api-ms-win-crt-runtime-l1-1-0.dll file can be found in several different places. Some users have managed to correct the error “falta api-ms-win-crt-runtime-l1-1-0.dll” replacing the file “api-ms-win-crt-runtime-l1-1-0. dll from Files / iTunes with a copy of Program Files / Common files / Apple / Apple application support.
Other users report that this solution only works if all Apple Application Support DLLs are copied and pasted.
Note: note that, although this method has a high probability of being successful, some users have reported that the fix is only temporary. The problem seems to reappear every time this particular DLL is updated. If you find that the problem comes back in the next update or you are looking for a more permanent solution, go directly to Method 2.
Here is a quick guide on how to replace api-ms-win-crt-runtime-l1-1-0.dll file with another local copy:
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Make sure iTunes and any other Apple-owned processes are closed.
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Go to Program Files / Common files / Apple application support / Apple and copy api-ms-win-crt-runtime-l1-1-0.dll along with any other DLL files you may find in the root folder of Apple Support applications.
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Next, go to Program Files / iTunes and paste here all previously copied items.
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Launch iTunes and see if the software manages to boot without the error “api-ms-win-crt-runtime-l1-1-0.dll failed”. If you still encounter the same error, go to Method 2.
Method 2: install the Universal C Runtime update
It turns out that many users have managed to resolve the error “falta win-crt-runtime-l1-1-0.dll” installing the update for Universal C Runtime on Windows.
Please note that this update should be installed automatically via WU (Windows Update). But if you have a lot of pending updates and are rushing to resolve the issue, there is also a manual way that will install specifically what iTunes requires.
Follow the guide below to fix the error »win-crt-runtime-l1-1-0.dll is missing» by uninstalling the Universal C Runtime update based on your version of Windows:
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Visit this official Microsoft link (here) and go to the Microsoft Download Center (Method 2). Then click on the package associated with your Windows version and architecture.
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On the next page, select your language and press the Download button to start the download.
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Once the update is downloaded, open the installer and follow the onscreen instructions to install it on your system.
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When the installation is complete, restart your computer and see if the error »win-crt-runtime-l1-1-0.dll is missing» has been resolved on next startup.
If you are still having trouble with the problem, go to Method 3.
Method 3: Visual C installation ++ Redistributable para Visual Studio 2015
As some users have pointed out, win-crt-runtime-l1-1-0.dll file may not install with a Windows installation, a service pack update or a regular update. This could become a problem because some programs (including iTunes) require this particular runtime file (win-crt-runtime-l1-1-0.dll) to function properly.
Fortunately, all the DLL files that iTunes needs are included in the Visual C redistributable package ++ for Visual Studio 2015. Check if the problem has been resolved after following this link (here), download the package and then install it on your system.
If the installation of Visual C ++ Redistributable para Visual Studio 2015 does not solve the problem, go to final method.
Method 4: install an older version of iTunes
Other users who went through the previous fixes to no avail have only managed to avoid the error “falta win-crt-runtime-l1-1-0.dll” after installing an older version of iTunes.
However, this process is not as simple as one would wish, as the descent will not produce the expected results unless the user removes all Apple related components.
Follow the step-by-step guide below to remove all Apple-related components and install an older version of iTunes:
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Press the Windows key + R to open a start box. Type »appwiz.cpl» and press Enter to open Programs and Features.
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In Programs and Features, click the Editor button at the top of the column to make sure we are uninstalling all Apple Inc signed programs.
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Systematically uninstall all software signed by Apple Inc. by right-clicking on each one and then Uninstall.
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Once all Apple-signed programs have been uninstalled, restart your computer.
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In the next start, visit this official link (here) and go to the iTunes installers section. Later, click on a ling associated with a previous version to start the download.
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Open the iTunes installer and follow the instructions to install the previous version on your system. After the installation is complete, reboot your system one more time and see if the error »win-crt-runtime-l1-1-0.dll» is resolved.
