How To Reinstall Api

The error “api-ms-win-crt-runtime-l1-1-0.dll is missing” is frequently encountered by Windows users after they update iTunes khổng lồ the lademo version. Most users affected by this issue are unable khổng lồ open iTunes.

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From our investigations, it seems lượt thích the issue has been going around for a couple of years & seems lớn resurface whenever Apple releases a new iTunes update. Although the api-ms-win-crt-runtime-l1-1-0.dll file is located in at least three different locations, it seems lượt thích only the one located in Program Files / iTunes is misbehaving.

If you’re currently struggling with this issue, the following methods might help. We have managed khổng lồ identify & curate a collection of fixes that have resolved the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error for users in a similar situation. Please follow the methods in order until you encounter a fix that manages to lớn resolve the problem for your situation. Let’s begin!

Method 1: Replacing api-ms-win-crt-runtime-l1-1-0.dll with a local copy (temporary fix)

As some users have sầu pointed out, the api-ms-win-crt-runtime-l1-1-0.dll tệp tin can be found in several different places. Some users have sầu managed khổng lồ fix the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error by replacing the “api-ms-win-crt-runtime-l1-1-0.dll tệp tin from Program Files / iTunes with a copy from Program Files / Comtháng Files / Apple / Apple Applications Support. 

Other users are reporting that this fix only works if you copy và paste all the DLL files from the Apple Application Support.

Note: Keep in mind that while this method has a high chance of being successful, some users have sầu reported that the fix is only temporary. The problem seems khổng lồ resurface every time this particular DLL tệp tin is updated. If you find that the issue returns at the next update or you’re looking for a more permanent fix, jump straight to Method 2.

Here’s a quick guide on how to replace the api-ms-win-crt-runtime-l1-1-0.dll tệp tin with another local copy:

Make sure that iTunes & any other process that belongs lớn Apple is closed.Navigate to Program Files / Common Files / Apple / Apple Applications Support and copy api-ms-win-crt-runtime-l1-1-0.dll along with every other DLL file that you can find in the root thư mục of Apple Application Support.
Next, navigate to Program Files / iTunes & paste all the previously copied items here.Start iTunes và see whether the software manages to lớn start without the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error. If you’re still encountering the same error, move down lớn Method 2. 

Method 2: Installing the Universal C Runtime update

As it turns out, a lot of users have sầu managed to lớn resolve sầu the “win-crt-runtime-l1-1-0.dll is missing” error by installing the Update for Universal C Runtime in Windows.

Keep in mind that this update should automatically be installed via WU (Windows Update). But if you have sầu a lot of pending updates và you’re rushing to resolve the issue, there’s also a manual way that will specifically install what iTunes requires.

Follow the guide down below to lớn fix the “win-crt-runtime-l1-1-0.dll is missing” error by uninstalling the Universal C Runtime update according to your Windows version:

At the next page, select your language and hit the Download button to lớn initiate the download.
Once the update is downloaded, open the installer & follow the on-screen prompts lớn install it on your system.When the installation is complete, reboot your computer & see if the “win-crt-runtime-l1-1-0.dll is missing” error has been resolved at the next startup.

If you’re still struggling with the issue, move sầu down khổng lồ Method 3.

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Method 3: Installing Visual C++ Redistributable for Visual Studio 2015

As some users have sầu pointed out, the win-crt-runtime-l1-1-0.dll file might not install with a Windows installation, service paông xã update or regular update. This might become a problem because some programs (including iTunes) require this particular runtime file (win-crt-runtime-l1-1-0.dll) in order to lớn function properly.

Fortunately, all DLL files that are needed by iTunes are included in the Visual C++ Redistributable for Visual Studio 2015 package. See if the issue is resolved after you follow this links (here), tải về the package & then install it on your system.


If installing the Visual C++ Redistributable for Visual Studio 2015 dosen’t resolve the issue, move down lớn the final method.

Method 4: Installing an older iTunes version

Other users that went through the fixes above without a result have only managed to bypass the “win-crt-runtime-l1-1-0.dll is missing” error after installing an older iTunes version.

However, this process is not as straightforward as one would lượt thích since the downgrade won’t produce the expected results unless the user removes all Apple related components.

Follow the step-by-step guide below to lớn remove sầu all Apple-related components và install an older version of iTunes:

Press Windows key + R to lớn open up a Run box. Type “appwiz.cpl” and hit Enter khổng lồ open Programs and Features.
In Programs & Features, hit the Publisher button at the top of the column khổng lồ make sure we’re uninstalling every program signed by Apple Inc.Systematically uninstall every software that is signed by Apple Inc. by right-clicking on each and clicking Uninstall.Once every software signed by Apple has been uninstalled, reboot your computer.xuất hiện the iTunes installer và follow the prompts khổng lồ install the older version on your system. Once the installation is complete, reboot your system once again an see whether the “win-crt-runtime-l1-1-0.dll is missing” error has been resolved.