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DLL

api-ms-win-service-core-l1-1-1.dll

Download and install api-ms-win-service-core-l1-1-1.dll to fix missing or corrupted DLL errors.

(26 Files Available)
Last Updated
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Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® Windows® Operating System
Description
ApiSet Stub DLL
Architecture
x86-64 (64 bit) ARM64 x86 (32 bit)
Metadata Consensus
26/26 Files 100%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 26

Products

  • Microsoft® Windows® Operating System 26

Descriptions

  • ApiSet Stub DLL 26

Frequently Asked Questions

What is api-ms-win-service-core-l1-1-1.dll?

Metadata analysis shows api-ms-win-service-core-l1-1-1.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® Windows® Operating System and is described as “ApiSet Stub DLL” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Uploads

Browse all files to filter by metadata and to view the latest version available.

NEW
api-ms-win-service-core-l1-1-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.26100.6 (WinBuild.160101.0800)
Product Version: 10.0.26100.6
Language: U.S. English (1033)
Uploaded: Sep 1, 2026   Size: 22.1KB
SHA256: e0dc5ae474be02918e6714e443ad508a6a791d2f9cf1365974666ad66dfc5dd6
SHA1: 703d3858ccf76ffe3dd19e079574a63a5f05274c
MD5: 39b0edfe5918aa31d94e6f7fa7a4a16a
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
api-ms-win-service-core-l1-1-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.28000.4 (WinBuild.160101.0800)
Product Version: 10.0.28000.4
Language: U.S. English (1033)
Uploaded: Jul 4, 2026   Size: 15.7KB
SHA256: 69f6d5e3f783580046734bd9aca12b1486b76258256db9f4eaf1c015b093a1a8
SHA1: 0f53ce56ae20ffb045208cd840083b43be26490f
MD5: 108fe4aeab4c4319396bdf8adb9c22f4
ARM 64 Bit
AArch64
DOWNLOAD
api-ms-win-service-core-l1-1-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.28000.4 (WinBuild.160101.0800)
Product Version: 10.0.28000.4
Language: U.S. English (1033)
Uploaded: Jul 3, 2026   Size: 7.2KB
SHA256: 8ac0f6b3e2a35e47c16d1e927ab21c36bec212f9cf0e5b8f738e29c0268c64d6
SHA1: b9f4ff4b06a93c369c69afd56e90c1be73851c27
MD5: b6339ee6f5e20f9bc7cd816d92129266
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
api-ms-win-service-core-l1-1-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.28000.4 (WinBuild.160101.0800)
Product Version: 10.0.28000.4
Language: U.S. English (1033)
Uploaded: Jul 3, 2026   Size: 16.2KB
SHA256: 2f21e777b6ccddc3b8eb66efcfe324c47764d3add13159db6f7be83fb05a2853
SHA1: 673c97c393a96c3793491350d7c4d6e4f0f5432c
MD5: ddae32930fd802e2d23f200e46113052
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
api-ms-win-service-core-l1-1-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.26100.2 (WinBuild.160101.0800)
Product Version: 10.0.26100.2
Language: U.S. English (1033)
Uploaded: Apr 17, 2026   Size: 16.2KB
SHA256: ee3bf68285edfc932fbff5da8a45bfd2d234da233e186a17d2302324d854495d
SHA1: 858c324b12405da5bd6e179a33d4f45f43986e6c
MD5: 98ae577730366509082818806ad86cd7
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD