wuaueng.dll
Windows Update Agent by Microsoft Corporation (Signed)
This is a Windows system installed file with Windows File Protection (WFP) enabled.
Overview
wuaueng.dll has 21 known versions, the most recent one is 7.6.7600.256 (winmain_wtr_wsus3sp2(oobla).120602-1505). The average file size is about 415.02 KB. It is an authenticode code-signed executable issued to Microsoft Corporation by the certification authority Microsoft Corporation. This is a .NET Common Language Runtime (CLR) assembly.
What is wuaueng.dll?
If Windows Update or Automatic Updates is turned on, the latest version of the Windows Update Agent will be automatically downloaded and installed on your computer. If you go to Windows Update before it gets installed automatically, you will see a message to install the Windows Update Agent.
About wuaueng.dll (from Microsoft Corporation)
“When you turn on automatic updating, most updates will download and install without you having to lift a finger. But sometimes Windows Update will need your input during an installation. In this case,”
 Details
|
| File name: | wuaueng.dll |
| Publisher: | Microsoft Corporation |
| Product name: | Windows Update Agent |
| Description: | Microsoft® Windows® Operating System |
| Typical file path: | C:\Windows\System32\wuaueng.dll |
| Original name: | wuaueng.dll.mui |
| Certificate |
| Issued to: | Microsoft Corporation |
| Authority (CA): | Microsoft Corporation |
| Expiration date: | Monday, April 26, 2010 |
Behaviors
(Note, the behaviors below are for all versions of wuaueng.dll, select a unique version for details.)
Hosted services
Runs as a shared service under the Windows svcHost
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
- Shared name is 'wuauserv'
All file variations of wuaueng.dll
Distribution by Windows OS
| OS version | distribution |
| Windows 7 Home Premium |
42.75% |
|
| Windows 7 Ultimate |
23.75% |
|
| Windows 7 Professional |
9.25% |
|
| Windows Vista Home Premium |
9.25% |
|
| Microsoft Windows XP |
4.75% |
|
| Windows Vista Home Basic |
2.50% |
|
| Windows 7 Ultimate N |
2.00% |
|
| Windows 7 Home Basic |
1.75% |
|
| Windows 7 Starter |
1.50% |
|
| Windows Vista Business |
1.25% |
|
| Windows 7 Enterprise |
0.75% |
|
| Windows Vista Ultimate |
0.25% |
|
| Windows Vista™ Home Premium |
0.25% |
|
Distribution by country
United States installs about 51.19% of Windows Update Agent.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Dell |
23.77% |
|
| Hewlett-Packard |
17.94% |
|
| Toshiba |
12.56% |
|
| ASUS |
12.56% |
|
| Acer |
9.19% |
|
| Sony |
5.38% |
|
| Lenovo |
3.59% |
|
| GIGABYTE |
2.69% |
|
| Intel |
2.69% |
|
| MSI |
1.79% |
|
| American Megatrends |
1.79% |
|
| Samsung |
1.57% |
|
| Gateway |
1.35% |
|
| Alienware |
1.12% |
|
| Medion |
0.90% |
|
| Compaq |
0.45% |
|
| NEC |
0.45% |
|
| Packard Bell |
0.22% |
|
