What is "Application Layer Gateway Service" in my Windows 7 service list? And how is "Application Layer Gateway Service" service related to alg.exe?

"Application Layer Gateway Service" is a Windows 7 service that "Provides support for 3rd party protocol plug-ins for Internet Connection Sharing." "Application Layer Gateway Service" service is provided by alg.exe EXE file.

Detailed information on "Application Layer Gateway Service" service:

Service name: ALG
Display name: Application Layer Gateway Service
Execution command: C:\Windows\System32\alg.exe
Start type: Manual
Service status: Stopped
Dependencies: None

"Application Layer Gateway Service" service is provided by an EXE file called: alg.exe:

Name: alg.exe
Location: C:\Windows\System32\alg.exe
Description: Application Layer Gateway Service
File version: 6.1.7600.16385
Size: 58.0 KB (59,392 bytes)
Modified: Saturday, Monday, July 13, 2009, 9:14:11 PM
Product name: Microsoft Windows Operating System

Disabling "Application Layer Gateway Service" service should not cause any issues when running Windows system.

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⇑ Other System Services on Windows 7

⇑⇑ Windows 7 Services Tutorials