What is the installed program "Python 3.6.2 Tcl/Tk Support (64-bit)" on my Windows 8 computer? Why it is not visible in Control Panel?

"Python 3.6.2 Tcl/Tk Support (64-bit)" is an installed program on Windows 8 system managed by the program itself.

You will not see "Python 3.6.2 Tcl/Tk Support (64-bit)" 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 "Python 3.6.2 Tcl/Tk Support (64-bit)" installed program:

Name: Python 3.6.2 Tcl/Tk Support (64-bit)
Publisher: Python Software Foundation
Size: 15996
Version: 3.6.2150.0
System Component: 1
Identifying Number: {27B26342-82FB-4CA4-9ADB-D09982631CB0}
Install Location: 
Install Source: C:\Users\fyicenter\AppData\Local\Package Cache\{27B26342-82FB-4CA4-9ADB-D09982631CB0}v3.6.2150.0\
Install Date: 20170820
Uninstall Command: MsiExec.exe /I{27B26342-82FB-4CA4-9ADB-D09982631CB0}
Windows Installer: Yes

It is recommended to keep "Python 3.6.2 Tcl/Tk Support (64-bit)" as an installed program.

⇒ "Python 3.6.2 Test Suite (64-bit)" Installed Program on Windows 8

⇐ "Python 3.6.2 Standard Library (64-bit)" Installed Program on Windows 8

⇑ Hidden Installed Programs not Using Windows Installer

⇑⇑ Windows 8 Installed Programs