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DLL

api-ms-win-core-fibers-l1-1-0.dll

Download and install api-ms-win-core-fibers-l1-1-0.dll to fix missing or corrupted DLL errors.

(228 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) x86 (32 bit) ARM64 ARM (Thumb 2)
Metadata Consensus
228/228 Files 100%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 228

Products

  • Microsoft® Windows® Operating System 228

Descriptions

  • ApiSet Stub DLL 228

Frequently Asked Questions

What is api-ms-win-core-fibers-l1-1-0.dll?

Metadata analysis shows api-ms-win-core-fibers-l1-1-0.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 Most errors occur because the DLL is missing, corrupted, or outdated.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 Releases

NEW
api-ms-win-core-fibers-l1-1-0.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: Aug 21, 2026   Size: 22.1KB
SHA256: 9b569e3f5518aca36fd8f15465d2acad03221c2643ee6ed5354003a9096671c3
SHA1: e80074569f15f57e0dfc509887c2fd1d01a100d2
MD5: 7022d647c5564c85e52ee20c1dff9ac3
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
api-ms-win-core-fibers-l1-1-0.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.18362.1 (WinBuild.160101.0800)
Product Version: 10.0.18362.1
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 14.4KB
SHA256: 71dcca926237cb8f8bd7ebdef6737dea5e78bb8076ef195b1fffab8b70464207
SHA1: faf1601cef0a457f0185738aeec17bdabce614a8
MD5: 57965b25cdde12553e316351503671a1
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
api-ms-win-core-fibers-l1-1-0.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.26100.8249 (WinBuild.160101.0800)
Product Version: 10.0.26100.8249
Language: U.S. English (1033)
Uploaded: Aug 18, 2026   Size: 22.4KB
SHA256: ab9facc89587f2fab21b0e2d85a486c4e63d3ea5fba34d68dfd3fa58d47e4e3f
SHA1: 17499114d5f511db9a154e4fff32b9ec45bac10d
MD5: 5f379a12a80c64bbda840af9a7617563
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
api-ms-win-core-fibers-l1-1-0.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.26100.8249 (WinBuild.160101.0800)
Product Version: 10.0.26100.8249
Language: U.S. English (1033)
Uploaded: Aug 18, 2026   Size: 13.5KB
SHA256: cbac8c9040896c1e108414b6fd44e4ffa26c0b31e289ea71421f30ae57aba246
SHA1: 093b7ac737e07818c33b86cf4a8e6bb5f849e52a
MD5: 453224d051709acd19b8662c492ac49a
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
api-ms-win-core-fibers-l1-1-0.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 10.0.28000.2526 (WinBuild.160101.0800)
Product Version: 10.0.28000.2526
Language: U.S. English (1033)
Uploaded: Aug 18, 2026   Size: 22.4KB
SHA256: ff7eae6ffbe861700914b68a08dcbd56d853fe9e21c546141f80cac03caa5eca
SHA1: 07b8db065abd412d697418b9471dd4882278c7a7
MD5: f42122ccca10c6a1d567fde5c1df80b8
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD