Firefox most importart user prefs

user.js

user_pref("accessibility.typeaheadfind.flashBar", 0);
user_pref("browser.ctrlTab.recentlyUsedOrder", false);
user_pref("browser.fixup.alternate.enabled", false);
user_pref("browser.startup.page", 3);
user_pref("browser.altClickSave", false);
user_pref("browser.tabs.closeWindowWithLastTab", false);
user_pref("browser.tabs.insertAfterCurrent", true);
user_pref("browser.tabs.selectOwnerOnClose", false);
user_pref("browser.urlbar.clickSelectsAll", false);
user_pref("browser.urlbar.filter.javascript", false);
user_pref("browser.urlbar.trimURLs", false);
user_pref("browser.urlbar.suggest.searches", false);
user_pref("browser.urlbar.matchBuckets", "general:5,suggestion:Infinity");
user_pref("browser.eme.ui.firstContentShown", true);
user_pref("browser.sessionstore.warnOnQuit", true);
user_pref("extensions.pocket.enabled", false);
user_pref("findbar.highlightAll", true);
user_pref("general.warnOnAboutConfig", false);
user_pref("intl.accept_languages", "en-gb,en-us,en,cs,sk");
user_pref("keyword.enabled", false);
user_pref("layout.spellcheckDefault", 2);
user_pref("view_source.wrap_long_lines", true);
user_pref("toolkit.cosmeticAnimations.enabled", false);
user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true);
user_pref("ui.SpellCheckerUnderlineStyle", 3);