Api-ms-win-rtcore-session-l1-1-0.dll is missing error - how to fix

Users are often perplexed because programs that only worked a short time ago don't start. For example, Photoshop and Skype were running, but now the error "The program can't start because api-ms-win-rtcore-session-l1-1-0.dll is missing from your computer" appears.

What should I do? How do I get it back? How and where to download api-ms-win-rtcore-session-l1-1-0.dll and where to put it? All your questions are answered here!

What is api-ms-win-rtcore-session-l1-1-0.dll?

"Api-ms-win-rtcore-session-l1-1-0.dll is missing" is a reasonably standard error on Windows PCs. The most common occurrence of the problem is the installation of a Windows update and a failed installation of some program.:

A .dll file (Dynamic Link Library) functions when a particular program needs this .dll file. If it is damaged/missing, users see, for example, the error api-ms-win-rtcore-session-l1-1-0.dll, which leads to crashes. It is worth adding that api-ms-win-rtcore-session-l1-1-0.dll is the file used in the Visual C++ Redistributable for Visual Studio 2015.:

When a missing file notification appears, users start searching to download api-ms-win-rtcore-session-l1-1-0.dll. It is better to do it in a verified place, like the DLL Kit website, where there are no threats or viruses.:

Most common errors with api-ms-win-rtcore-session-l1-1-0.dll file on Windows

Api-ms-win-rtcore-session-l1-1-0.dll file is deleted/damaged. The main reason is an important .dll file for the application has been deleted or damaged. You need to restore the file or download it again.
Error in Adobe's Creative Cloud. A Visual C ++ breakdown causes the problem.
Visual Studio 2015 files are corrupted/missing. The .dll file is missing on the PC or corrupted by an application/system/virus.
The PC system is infected with viruses. Malware and viruses always corrupt the api-ms-win-rtcore-session-l1-1-0.dll file.
It has damaged system files. Errors and damage occur after improperly rebooting Windows and working with infected programs and applications.

Other common Api-ms-win-rtcore-session-l1-1-0.dll errors include:

“Api-ms-win-rtcore-session-l1-1-0.dll is missing”
“Api-ms-win-rtcore-session-l1-1-0.dll error loading”
“Api-ms-win-rtcore-session-l1-1-0.dll crash”
“Api-ms-win-rtcore-session-l1-1-0.dll was not found”
“Api-ms-win-rtcore-session-l1-1-0.dll could not be located”
“Api-ms-win-rtcore-session-l1-1-0.dll Access Violation”
“The procedure entry point Api-ms-win-rtcore-session-l1-1-0.dll error”
“Cannot find Api-ms-win-rtcore-session-l1-1-0.dll”
“Cannot register Api-ms-win-rtcore-session-l1-1-0.dll”

Method 1: Download api-ms-win-rtcore-session-l1-1-0.dll automatically

Here you can search through available versions of api-ms-win-rtcore-session-l1-1-0.dll from the list below. Users can select the correct file and press the "Download" link.

Not sure what version of api-ms-win-rtcore-session-l1-1-0.dll you need? Don't worry; use the automatic method to solve the problem or just read the article below.

Method 2: Download api-ms-win-rtcore-session-l1-1-0.dll and install manually

For this method, download api-ms-win-rtcore-session-l1-1-0.dll on our cite and use the command line to register the missing api-ms-win-rtcore-session-l1-1-0.dll:

Press the Windows and R keys on your keyboard simultaneously - the Run window will appear - type cmd - press Ctrl+Shift+Enter - a command line with administrator privileges will appear in front of you.
When prompted, you need to allow the command line to make changes, so click Yes.
Now delete the registry file (type or copy the command regsvr32 /u api-ms-win-rtcore-session-l1-1-0.dll and then press Enter).
Now register the file: type the command regsvr32 api-ms-win-rtcore-session-l1-1-0.dll and then press Enter.
Close the command line and run the application.

API-MS-WIN-RTCORE-SESSION-L1-1-0.DLL VERSIONS

What is the correct version of api-ms-win-rtcore-session-l1-1-0.dll?

Look at the descriptions in the table where you can choose the right file. There are versions for 64-bit or 32-bit Windows and the languages used in them. Choose those dll files whose language is identical to the language of the program itself. Load the latest versions of dll-files for your program.

Where should you place api-ms-win-rtcore-session-l1-1-0.dll?

The error "api-ms-win-rtcore-session-l1-1-0.dll is missing" will be fixed if you move the file to the application or game installation folder. You can also move api-ms-win-rtcore-session-l1-1-0.dll to the Windows system directory.

If this method didn't help you, use the following one.

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

We recommend reinstalling the Visual C++ Redistributable for Visual Studio 2015. Please, adhere to Microsoft's recommendations to install the missing files correctly.

It is recommended to download the program from the official Microsoft website:

You need to download the Microsoft Visual C++ Redistributable from the official Microsoft website.
Select the file for your Windows version: vc_redist.x64.exe for the 64-bit version or vc_redist.x86.exe for the 32-bit operating system. Check the box next to the file and click Next.
Open the file - read Microsoft software licensing terms and conditions - agree - choose Install.

If this method didn't help you, use the following one.

Some Visual C++ runtime library files list

mfc140u.dll
mfcm140.dll
mfcm140u.dll
mfc140chs.dll
mfc140cht.dll
ucrtbase.dll
vcruntime140.dll
msvcp140.dll
concrt140.dll
vccorlib140.dll
vcamp140.dll

Here is some solutions to fix the "api-ms-win-rtcore-session-l1-1-0.dll is Missing" error. Please, read all instructions and follow them to successfully add a specific version of the .dll file to Windows to restore the api-ms-win-rtcore-session-l1-1-0.dll problem.

Method 4: Run SFC scan (System File Checker)

The System File Checker (SFC scan) is an instrument that is available in Windows. The device is considered the fastest way to fix corrupt system files automatically. To get started, you should run it:

Press Windows+R on your keyboard - Run utility will appear - type cmd - now press Ctrl+Shift+Enter to open the command line as an administrator.
When prompted, you need to give the command line permission to make changes. Type the command sfc /scannow and press Enter.
System File Checker will scan your PC quickly. After that, all errors will appear, and you should automatically fix them thanks to the SFC command.

If this method didn't help you, use the following one.

Method 5: Update Windows to the latest release

Even a simple Windows update can help with the problem. By updating your operating system to the latest version, all api-ms-win-rtcore-session-l1-1-0.dll errors may disappear:

Open Settings from the Start menu or by the Windows+I key combination.
Go to Update & Security.
In the Windows Update tab, click on Check for updates.
The new update is found - Install now.

If this method didn't help you, use the following one.

Method 6: Reinstall the required app

When none of the methods can help, the final solution may be to reinstall the app after uninstalling it completely:

Go to Settings using the Start menu or by pressing Windows+I.
Click on Apps.
Find the required problem application - click it once - in its settings, select the Uninstall option, and continue following the demonstrated instructions.
Reboot the software and reinstall it from a verified source.

If this method didn't help you, use the following one.

Summary

Following all the listed methods, the user can quickly fix the error "api-ms-win-rtcore-session-l1-1-0.dll is missing". Now in your PC, the Windows operating system is fully ready to run any application before, without the appearance of errors associated with DLL files.