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DLL

iassvcs.dll

Download and install iassvcs.dll to fix missing or corrupted DLL errors.

(20 Files Available)
Last Updated
Downloads

Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® Windows® Operating System
Description
NPS Services Component
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
20/20 Files 100%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 20

Products

  • Microsoft® Windows® Operating System 20

Descriptions

  • NPS Services Component 20

Frequently Asked Questions

What is iassvcs.dll?

Metadata analysis shows iassvcs.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® Windows® Operating System and is described as “NPS Services Component” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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
iassvcs.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
NPS Services Component
Version: 10.0.26100.8972 (WinBuild.160101.0800)
Product Version: 10.0.26100.8972
Language: U.S. English (1033)
Uploaded: Aug 13, 2026   Size: 208KB
SHA256: e8126a2d3b78f9b547f2076bc0605b15291876758b76c616642c5f6982b23e3a
SHA1: 7391ed1503c7ec6b754c4eb56487d931faf4c3ac
MD5: 6077fd809cbe51159cf98a22def93770
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
iassvcs.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
NPS Services Component
Version: 10.0.26100.8972 (WinBuild.160101.0800)
Product Version: 10.0.26100.8972
Language: U.S. English (1033)
Uploaded: Aug 13, 2026   Size: 180KB
SHA256: aebc45ca40f66ea2708c1c3be6e1a3cc44f9ab1b2238568c06f166d40e5b799b
SHA1: 97a643f8696c872a7d7a24f33476486ed3590cb5
MD5: 687d056ef75c4858a15f9d1b6ab4b7fe
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
iassvcs.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
NPS Services Component
Version: 10.0.26100.3037 (WinBuild.160101.0800)
Product Version: 10.0.26100.3037
Language: U.S. English (1033)
Uploaded: Sep 11, 2025   Size: 172KB
SHA256: 3eb873fd9d35adfb12c8f7fed4387bffcff01694047e97fb00300b1d23933645
SHA1: b0016be42d42ce0fb45938bcc923ac8d9d4f30b0
MD5: 4aced6b5ee79e6f1bcdaa38f429845d2
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
iassvcs.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
NPS Services Component
Version: 10.0.26100.3037 (WinBuild.160101.0800)
Product Version: 10.0.26100.3037
Language: U.S. English (1033)
Uploaded: Sep 11, 2025   Size: 150.5KB
SHA256: 5f59636791795ff20b53bb14bdb498f3ce16f5d9843d62d343ce2a1f28fb9269
SHA1: cb19e3e0af508090a00a361fcb0e14bbd23dbb62
MD5: 30c85ee02859213f82b617b08b7491ae
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
iassvcs.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
NPS Services Component
Version: 10.0.26100.1 (WinBuild.160101.0800)
Product Version: 10.0.26100.1
Language: U.S. English (1033)
Uploaded: Nov 22, 2024   Size: 168KB
SHA256: 2b958e4363424bd352a38efbcea5c4bab60ecbbc5f8fbf94941e2ab445c04a2f
SHA1: 0c93f55b7b48cc16ae355a0ab9fe0d0338e3bb1c
MD5: 6fd7c09259c0b3f3f82a4196d120a012
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD