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

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

You will not see "Movie Maker" 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 "Movie Maker" installed program:

Name: Movie Maker
Publisher: Microsoft Corporation
Size: 212 KB
Version: 16.4.3503.0728
System Component: 1
Identifying Number: {40F55150-F43D-4C9F-9A00-1A0A6F1EB7F0}
Install Location: 
Install Source: C:\Program Files (x86)\Common Files\Windows Live\.cache\a1046e181cdcc7e17\
Install Date: 20121127
Local Package: C:\Windows\Installer\4f47c.msi
Package Name: MovieMakerLang.msi
Uninstall Command: MsiExec.exe /X{40F55150-F43D-4C9F-9A00-1A0A6F1EB7F0}
Windows Installer: Yes

It is recommended to keep "Movie Maker" as an installed program.

⇒ "Photo Common" Installed Program on Windows 8

⇐ "Microsoft Application Error Reporting" Installed Program on Windows 8

⇑ Hidden Installed Programs using Windows Installer on Windows 8

⇑⇑ Windows 8 Installed Programs