Windows Registry Editor Version 5.00

; If you saved VivaldiCustomLauncher.exe to a different directory, then edit this file before merging it into the registry.
; After merging this, you can set it as the default browser by running "SetDefaultBrowser.exe hkcu VivaldiCustomLauncher".
; Download SetDefaultBrowser from https://kolbi.cz/blog/2017/11/10/setdefaultbrowser-set-the-default-browser-per-user-on-windows-10-and-server-2016-build-1607/
; Source: https://kolbi.cz/blog/2019/01/27/register-a-portable-browser-and-make-it-the-default/

[HKEY_CURRENT_USER\Software\RegisteredApplications]
"VivaldiCustomLauncher"="Software\Clients\StartMenuInternet\VivaldiCustomLauncher\Capabilities"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher]
@="VivaldiCustomLauncher"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\Capabilities]
"ApplicationDescription"="VivaldiCustomLauncher"
"ApplicationIcon"="C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe,0"
"ApplicationName"="VivaldiCustomLauncher"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\Capabilities\FileAssociations]
; you can add additional filetypes like .pdf if your browser supports it
".htm"="VivaldiCustomLauncherHTM"
".html"="VivaldiCustomLauncherHTM"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\Capabilities\Startmenu]
"StartMenuInternet"="VivaldiCustomLauncher"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\Capabilities\URLAssociations]
; you can add additional protocols like mailto for example
"http"="VivaldiCustomLauncherHTM"
"https"="VivaldiCustomLauncherHTM"
"ftp"="VivaldiCustomLauncherHTM"
"mailto"="VivaldiCustomLauncherHTM"
"webcal"="VivaldiCustomLauncherHTM"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\DefaultIcon]
@="C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe,0"

[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\shell]
[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\shell\open]
[HKEY_CURRENT_USER\Software\Clients\StartMenuInternet\VivaldiCustomLauncher\shell\open\command]
@="\"C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe\""

[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM]
@="VivaldiCustomLauncher Handler"
"AppUserModelId"="VivaldiCustomLauncher"

[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM\Application]
"AppUserModelId"="VivaldiCustomLauncher"
"ApplicationIcon"="C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe,0"
"ApplicationName"="VivaldiCustomLauncher"
"ApplicationCompany"="VivaldiCustomLauncher"

[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM\DefaultIcon]
@="C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe,0"

[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM\shell]
[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM\shell\open]
[HKEY_CURRENT_USER\Software\Classes\VivaldiCustomLauncherHTM\shell\open\command]
; your browser might offer different arguments here - %1 opens just the argument given
@="\"C:\\Program Files\\Vivaldi\\VivaldiCustomLauncher.exe\" \"%1\""