batch or registry file to make Firefox default browser

[Ximen]

some thing strange happen this time after formatting my pc ;I find it difficult to make Firefox my default browser on new installs. Is there a batch or registry file which can help me to do this please reply.

[Kirtikumar]

try to use this hope this will work for you
https://developer.mozilla.org/en/Com...DefaultBrowser

[Shubodh]

It's important to note that the '-setDefaultBrowser' switch isn't supported by the installer, but only by the firefox.exe executable in '%programfiles%\Mozilla Firefox'...

here is a regfile with the captured reg-entries that Firefox v2.0.0.4 added when selecting OK to make it the default browser

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HTTP\DefaultIcon]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE,1"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HTTP\shell\open\ddeexec]
@="\"%1\",,0,0,,,,"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HTTP\shell\open\ddeexec\Application]
@="Firefox"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HTTP\shell\open\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -url \"%1\" -requestPending"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.html]
@="FirefoxHTML"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.htm]
@="FirefoxHTML"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\https\DefaultIcon]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE,1"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec]
@="\"%1\",,0,0,,,,"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\https\shell\open\ddeexec\Application]
@="Firefox"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\https\shell\open\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -url \"%1\" -requestPending"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.xht]
@="FirefoxHTML"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\gopher\DefaultIcon]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE,1"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\gopher\shell\open\ddeexec]
@="\"%1\",,0,0,,,,"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\gopher\shell\open\ddeexec\Application]
@="Firefox"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\gopher\shell\open\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -url \"%1\" -requestPending"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ftp\DefaultIcon]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE,1"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec]
@="\"%1\",,0,0,,,,"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ftp\shell\open\ddeexec\Application]
@="Firefox"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ftp\shell\open\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -url \"%1\" -requestPending"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.shtml]
@="FirefoxHTML"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.xhtml]
@="FirefoxHTML"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet]
@="FIREFOX.EXE"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\DefaultIcon]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE,0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\safemode]
@="Firefox &Safemode"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\safemode\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -safe-mode"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\open\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\properties]
@="Firefox &Options"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\properties\command]
@="C:\\PROGRA~1\\MOZILL~1\\FIREFOX.EXE -preferences"

[Cavan]

try this link could be helful
How to make firefox my default browser.