--- mozilla-esr17/browser/app/profile/firefox.js.disable-software-update 2012-12-01 10:24:03.000000000 +0800 +++ mozilla-esr17/browser/app/profile/firefox.js 2012-12-01 10:25:20.893792113 +0800 @@ -261,7 +261,7 @@ #endif // At startup, check if we're the default browser and prompt user if not. -pref("browser.shell.checkDefaultBrowser", true); +pref("browser.shell.checkDefaultBrowser", false); pref("browser.shell.shortcutFavicons",true); // 0 = blank, 1 = home (browser.startup.homepage), 2 = last visited page, 3 = resume previous browser session