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DLL

api-ms-win-core-sysinfo-l1-2-1.dll

Download and install api-ms-win-core-sysinfo-l1-2-1.dll to fix missing or corrupted DLL errors.

(33 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
33/33 Files 100%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 33

Products

  • Microsoft® Windows® Operating System 33

Descriptions

  • ApiSet Stub DLL 33

Frequently Asked Questions

What is api-ms-win-core-sysinfo-l1-2-1.dll?

Metadata analysis shows api-ms-win-core-sysinfo-l1-2-1.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 Most errors occur because the DLL is missing, corrupted, or outdated.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 Releases

NEW Verified
api-ms-win-core-sysinfo-l1-2-1.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
ApiSet Stub DLL
Version: 6.3.9600.16384 (winblue_rtm.130821-1623)
Product Version: 6.3.9600.16384
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 17.3KB
SHA256: e1896056de56134c3f268c149ef4be98d797cd81739b86f395b44a91a363cb07
SHA1: ef7447d27dc2f75acd4a1ba32f9d8e7eb9e865dc
MD5: aa5d2a923bdd9e909c92af9c50196d0d
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
api-ms-win-core-sysinfo-l1-2-1.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: af9997d5943c14e16c3ba79f28bb94a1e6dc7c4d2a3b5e58563cd00eb325a8f9
SHA1: d2676632a5ca011b2658752e64982f888197738f
MD5: f14c8f7b689406770fd00eb3773a8c87
ARM 64 Bit
AArch64
DOWNLOAD
api-ms-win-core-sysinfo-l1-2-1.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: ee26229e09e958c9d45e4f1f66b3ab8e78eec443bd0842d38c19cf11e6b897bb
SHA1: 9ca6054703fb97d404b80d53ab3d3aefcaebc380
MD5: ec7ffa64e75bb21bf231fba1e1730d50
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
api-ms-win-core-sysinfo-l1-2-1.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: 7839cd6c2e7507732daf4892514a9e42bd222beb7a1bd60b0d81b046874b0452
SHA1: 65561183060cf89b78cb8938ae15208ad3b5868b
MD5: 37492f9887729ede3635d13eb1308988
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
api-ms-win-core-sysinfo-l1-2-1.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: f4b4a3dc2e45582fe51240cdd58e6a7a6ec25f4a6170f1a5e899df4953ba311d
SHA1: 0832bb8b9925190f5b2ca9d15c711da007cd59be
MD5: e876e045760e327cbd63627fc9757274
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD