What is the installed program "Windows Live Installer" on my Windows 8 computer? Why it is not visible in Control Panel?

"Windows Live Installer" is an installed program on Windows 8 system managed by Windows Installer.

You will not see "Windows Live Installer" listed on "uninstall or change a program" in Control Panel, because it is flagged as a hidden system component in the registry (SystemComponent=1).

Information related to "Windows Live Installer" installed program:

Name: Windows Live Installer
Publisher: Microsoft Corporation
Size: 8272 KB
Version: 16.4.3503.0728
System Component: 1
Identifying Number: {76EE8FE7-1957-4C51-9074-4930A8CFB1AF}
Install Location: 
Install Source: C:\Program Files (x86)\Common Files\Windows Live\.cache\9a640faf1cdcc7e08\
Install Date: 20121127
Local Package: C:\Windows\Installer\4f44c.msi
Package Name: WLXSuite.msi
Uninstall Command: MsiExec.exe /I{76EE8FE7-1957-4C51-9074-4930A8CFB1AF}
Windows Installer: Yes

It is recommended to keep "Windows Live Installer" as an installed program.

⇒ "Windows Live PIMT Platform" Installed Program on Windows 8

⇐ "Windows Live Essentials" Installed Program on Windows 8

⇑ Hidden Installed Programs using Windows Installer on Windows 8

⇑⇑ Windows 8 Installed Programs