Search notes:

Registry: HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main

Some properties

Some properties that are (possibly?) found under HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main include:
Default value
Anchor Underline yes
Cache_Update_Frequency yes
Disable Script Debugger yes
DisableScriptDebuggerIE yes
Display Inline Images yes
Do404Search {1, 0, 0, 0}
Local Page %11%\blank.htm
`Save_Session_History_On_Exit no
Search Page http://go.microsoft.com/fwlink/?LinkId=54896
Show_FullURL no
Show_StatusBar yes
Show_ToolBar yes
Show_URLinStatusBar yes
Show_URLToolBar yes
Use_DlgBox_Colors yes
UseClearType no
XMLHTTP 1
Enable Browser Extensions yes
Play_Background_Sounds yes
Play_Animations yes
Start Page http://go.microsoft.com/fwlink/p/?LinkId=255141
DisableFirstRunCustomize none, set to 2 to make invoke-webRequest available without -UseBasicParsing.

Start page

I don't want to be bothered by whatever junk food Microsoft thinks it can serve me. about:blank is sufficient when opening a browser.
@reg add "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main" /t REG_SZ /v "Start Page" /d "about:blank" /f
Github repository about-Windows-Registry, path: /HKEY_CURRENT_USER/Software/Microsoft/Internet Explorer/Main/Start-Page.bat
This does not seem to work anymore with Edge.

See also

Internet Explorer

Index

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