This article is old. See also " Diff of firefox4.0b7 default preference and firefox3.6."

This is difference between the default preference of Firefox 3.6.8 and one of 4.0b3.

grepref.js

On Firefox 3.6.8, this is multiple files : greprefs/all.js, greprefs/security-prefs.js and greprefs/xpinstall.js.

3.6.84.0b3
accessibility.win32.force_disabledN/Afalse
bidi.controlstextmode1N/A
browser.autofocusN/Atrue
browser.cache.disk_cache_sslfalsetrue
browser.formfill.expire_daysN/A180
browser.formfill.saveHttpsFormsN/Atrue
browser.forms.submit.backwards_compatibletrueN/A
browser.history.allowPopStateN/Atrue
browser.history.allowPushStateN/Atrue
browser.history.allowReplaceStateN/Atrue
browser.history.maxStateObjectSizeN/A655360
browser.history_expire_days9N/A
dom.disable_window_open_feature.directoriesfalseN/A
editor.htmlWrapColumn72N/A
editor.singleLine.pasteNewlines12
font.default.x-tibtN/A"serif"
font.mathfont-family"STIXNonUnicode, STIXSize1, STIXGeneral, Symbol, DejaVu Sans, Cambria Math""STIXNonUnicode, STIXSizeOneSym, STIXSize1, STIXGeneral, Symbol, DejaVu Sans, Cambria Math"
font.minimum-size.x-tibtN/A0
font.name-list.monospace.x-tibtN/A"Tibetan Machine Uni, Jomolhari, Microsoft Himalaya"
font.name-list.sans-serif.x-tibtN/A"Tibetan Machine Uni, Jomolhari, Microsoft Himalaya"
font.name-list.serif.x-tibtN/A"Tibetan Machine Uni, Jomolhari, Microsoft Himalaya"
font.name.monospace.x-tibtN/A"Tibetan Machine Uni"
font.name.sans-serif.x-tibtN/A"Tibetan Machine Uni"
font.name.serif.x-tibtN/A"Tibetan Machine Uni"
font.size.fixed.x-tibtN/A13
font.size.variable.x-tibtN/A16
general.useragent.security"U"N/A
gfx.font_rendering.cleartype.always_use_for_contentN/Afalse
gfx.font_rendering.cleartype.use_for_downloadable_fontsN/Atrue
gfx.font_rendering.directwrite.enabledN/Afalse
gfx.font_rendering.harfbuzz.levelN/A0
html5.enablefalsetrue
html5.flushtimer.initialdelayN/A120
html5.flushtimer.subsequentdelayN/A120
html5.offmainthreadN/Atrue
image.mem.decodeondrawN/Afalse
image.mem.discardableN/Afalse
image.mem.min_discard_timeout_msN/A10000
javascript.options.relimitfalsetrue
media.cache_size51200512000
media.raw.enabledN/Atrue
media.webm.enabledN/Atrue
mousewheel.emulate_at_wm_scrollN/Afalse
mozilla.layers.prefer-openglN/Afalse
mozilla.widget.accelerated-layersN/Atrue
mozilla.widget.render-modeN/A-1
network.buffer.cache.size409632768
network.cookie.thirdparty.sessionOnlyN/Afalse
network.ftp.control.qosN/A0
network.ftp.data.qosN/A0
network.http.accept-encoding"gzip,deflate""gzip, deflate"
network.http.qosN/A0
network.proxy.gopher""N/A
network.proxy.gopher_port0N/A
network.websocket.enabledN/Atrue
roaming.default.files"bookmarks.html,abook.mab,cookies.txt"N/A
roaming.showInitialWarningtrueN/A
security.csp.enableN/Atrue
security.ssl.allow_unrestricted_renego_everywhere__temporarily_available_preftruefalse
security.ssl.enable_false_startN/Atrue
security.ssl.warn_missing_rfc5746N/A1
signon.autologin.proxyN/Afalse
signon.expireMasterPasswordfalseN/A
svg.smil.enabledfalsetrue
ui.click_hold_context_menusN/Afalse
ui.use_activity_cursorN/Afalse
webgl.enabled_for_all_sitesN/Afalse
webgl.osmesalibN/A""
webgl.shader_validatorN/Afalse
webgl.software_renderN/Afalse
xpinstall.enabledtrueN/A

defaults/pref/firefox.js

app.update.certs.1.commonNameN/A"*.mozilla.org"
app.update.certs.1.issuerNameN/A"OU=Equifax Secure Certificate Authority,O=Equifax,C=US"
app.update.logN/Afalse
browser.bookmarks.max_backups510
browser.bookmarks.sort.direction"descending"N/A
browser.bookmarks.sort.resource"rdf:http://home.netscape.com/NC-rdf#Name"N/A
browser.history.showSessionsfalseN/A
browser.history_expire_days180N/A
browser.history_expire_days_min90N/A
browser.history_expire_sites40000N/A
browser.safebrowsing.provider.0.lookupURL"http://safebrowsing.clients.google.com/safebrowsing/lookup?sourceid=firefox-antiphish&features=TrustRank&client={moz:client}&appver={moz:version}&"N/A
browser.search.update.intervalN/A21600
browser.search.updateinterval6N/A
browser.sessionstore.interval1000015000
browser.startup.homepage"resource:/browserconfig.properties""chrome://branding/locale/browserconfig.properties"
browser.tabs.loadFolderAndReplacetrueN/A
browser.tabs.tabMaxWidth250N/A
browser.tabs.tabMinWidth100N/A
browser.taskbar.lists.enabledN/Atrue
browser.taskbar.lists.frequent.enabledN/Atrue
browser.taskbar.lists.maxListItemCountN/A7
browser.taskbar.lists.recent.enabledN/Afalse
browser.taskbar.lists.refreshInSecondsN/A30
browser.taskbar.lists.tasks.enabledN/Atrue
browser.taskbar.previews.enablefalsetrue
browser.urlbar.restrict.openpageN/A"%"
dom.ipc.plugins.enabledfalsetrue
dom.ipc.plugins.enabled.npctrl.dlltrueN/A
dom.ipc.plugins.enabled.npqtplugin.dlltrueN/A
dom.ipc.plugins.enabled.npswf32.dlltrueN/A
dom.ipc.plugins.enabled.nptest.dlltrueN/A
editor.singleLine.pasteNewlines2N/A
extensions.getAddons.browseAddons"https://addons.mozilla.org/%LOCALE%/%APP%"N/A
extensions.getAddons.maxResults515
extensions.getAddons.recommended.browseURL"https://addons.mozilla.org/%LOCALE%/%APP%/recommended"N/A
extensions.getAddons.recommended.url"https://services.addons.mozilla.org/%LOCALE%/%APP%/api/%API_VERSION%/list/featured/all/10/%OS%/%VERSION%"N/A
extensions.getAddons.search.browseURL"https://addons.mozilla.org/%LOCALE%/%APP%/search?q=%TERMS%"N/A
extensions.getAddons.search.url"https://services.addons.mozilla.org/%LOCALE%/%APP%/api/%API_VERSION%/search/%TERMS%/all/10/%OS%/%VERSION%""https://services.addons.mozilla.org/%LOCALE%/%APP%/api/%API_VERSION%/search/%TERMS%/all/%MAX_RESULTS%/%OS%/%VERSION%"
extensions.getAddons.showPanetrueN/A
extensions.hideInstallButtontrueN/A
extensions.ignoreMTimeChangesfalseN/A
extensions.webservice.discoverURLN/A"https://services.addons.mozilla.org/%LOCALE%/%APP%/discovery/%VERSION%/%OS%"
general.useragent.extra.firefox"Firefox/3.6.8""Firefox/4.0b3"
geo.wifi.protocolN/A0
network.cookie.cookieBehavior0N/A
places.database.cache_to_memory_percentageN/A6
places.frecency.framedLinkVisitBonusN/A0
places.history.enabledN/Atrue
plugin.default_plugin_disabledtrueN/A
xpinstall.dialog.confirm"chrome://mozapps/content/xpinstall/xpinstallConfirm.xul"N/A
xpinstall.dialog.progress.chrome"chrome://mozapps/content/extensions/extensions.xul"N/A
xpinstall.dialog.progress.skin"chrome://mozapps/content/extensions/extensions.xul"N/A
xpinstall.dialog.progress.type.chrome"Extension:Manager"N/A
xpinstall.dialog.progress.type.skin"Extension:Manager"N/A