diff --git a/browser/base/content/browser-menubar.inc b/browser/base/content/browser-menubar.inc
index e952bc3cac..3fc098755e 100644
--- a/browser/base/content/browser-menubar.inc
+++ b/browser/base/content/browser-menubar.inc
@@ -179,15 +179,6 @@
                           label="&bidiSwitchTextDirectionItem.label;"
                           accesskey="&bidiSwitchTextDirectionItem.accesskey;"
                           hidden="true"/>
-#ifdef XP_UNIX
-#ifndef XP_MACOSX
-                <menuseparator/>
-                <menuitem id="menu_preferences"
-                          label="&preferencesCmdUnix.label;"
-                          accesskey="&preferencesCmdUnix.accesskey;"
-                          oncommand="openPreferences();"/>
-#endif
-#endif
               </menupopup>
             </menu>
 
@@ -521,13 +512,11 @@
                 <menupopup id="menu_mirrorTab-popup"
                            onpopupshowing="populateMirrorTabMenu(this)"/>
               </menu>
-#ifndef XP_UNIX
               <menuseparator id="prefSep"/>
               <menuitem id="menu_preferences"
                         label="&preferencesCmd2.label;"
                         accesskey="&preferencesCmd2.accesskey;"
                         oncommand="openPreferences();"/>
-#endif
               </menupopup>
             </menu>
 
diff --git a/browser/base/content/browser.js b/browser/base/content/browser.js
index a8aff1bd7b..9ccd86b121 100644
--- a/browser/base/content/browser.js
+++ b/browser/base/content/browser.js
@@ -473,9 +473,7 @@ var gPopupBlockerObserver = {
         var brandShortName = brandBundle.getString("brandShortName");
         var popupCount = gBrowser.selectedBrowser.blockedPopups.length;
 
-        var stringKey = AppConstants.platform == "win"
-                        ? "popupWarningButton"
-                        : "popupWarningButtonUnix";
+        var stringKey = "popupWarningButton";
 
         var popupButtonText = gNavigatorBundle.getString(stringKey);
         var popupButtonAccesskey = gNavigatorBundle.getString(stringKey + ".accesskey");
diff --git a/browser/base/content/sync/customize.xul b/browser/base/content/sync/customize.xul
index d95536d9ac..827edf5655 100644
--- a/browser/base/content/sync/customize.xul
+++ b/browser/base/content/sync/customize.xul
@@ -31,12 +31,7 @@
 
     <label id="sync-customize-title" value="&syncCustomize.title;"/>
     <description id="sync-customize-subtitle"
-#ifdef XP_UNIX
-                 value="&syncCustomizeUnix.description;"
-#else
-                 value="&syncCustomize.description;"
-#endif
-                 />
+                 value="&syncCustomize.description;"/>
 
   <vbox align="start">
       <checkbox label="&engine.tabs.label;"
diff --git a/browser/base/jar.mn b/browser/base/jar.mn
index c9dbbbb9fc..60f1facc01 100644
--- a/browser/base/jar.mn
+++ b/browser/base/jar.mn
@@ -152,7 +152,7 @@ browser.jar:
         content/browser/sync/genericChange.js         (content/sync/genericChange.js)
         content/browser/sync/key.xhtml                (content/sync/key.xhtml)
         content/browser/sync/utils.js                 (content/sync/utils.js)
-*       content/browser/sync/customize.xul            (content/sync/customize.xul)
+        content/browser/sync/customize.xul            (content/sync/customize.xul)
         content/browser/sync/customize.js             (content/sync/customize.js)
         content/browser/sync/customize.css            (content/sync/customize.css)
         content/browser/safeMode.css                  (content/safeMode.css)
diff --git a/browser/components/customizableui/CustomizableWidgets.jsm b/browser/components/customizableui/CustomizableWidgets.jsm
index 907e2e0f75..1e68b01c11 100644
--- a/browser/components/customizableui/CustomizableWidgets.jsm
+++ b/browser/components/customizableui/CustomizableWidgets.jsm
@@ -1187,10 +1187,7 @@ let preferencesButton = {
     win.openPreferences();
   }
 };
-if (AppConstants.platform == "win") {
-  preferencesButton.label = "preferences-button.labelWin";
-  preferencesButton.tooltiptext = "preferences-button.tooltipWin2";
-} else if (AppConstants.platform == "macosx") {
+if (AppConstants.platform == "macosx") {
   preferencesButton.tooltiptext = "preferences-button.tooltiptext.withshortcut";
   preferencesButton.shortcutId = "key_preferencesCmdMac";
 } else {
diff --git a/browser/components/preferences/in-content/preferences.xul b/browser/components/preferences/in-content/preferences.xul
index e9664eaf42..7ec7ef119c 100644
--- a/browser/components/preferences/in-content/preferences.xul
+++ b/browser/components/preferences/in-content/preferences.xul
@@ -55,18 +55,10 @@
 %advancedDTD;
 ]>
 
-#ifdef XP_WIN
-#define USE_WIN_TITLE_STYLE
-#endif
-
 <page xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
       xmlns:html="http://www.w3.org/1999/xhtml"
       disablefastfind="true"
-#ifdef USE_WIN_TITLE_STYLE
-      title="&prefWindow.titleWin;">
-#else
       title="&prefWindow.title;">
-#endif
 
   <html:link rel="shortcut icon"
               href="chrome://browser/skin/preferences/in-content/favicon.ico"/>
diff --git a/browser/locales/en-US/chrome/browser/aboutHome.dtd b/browser/locales/en-US/chrome/browser/aboutHome.dtd
index 7e3b57a799..17b401c6c7 100644
--- a/browser/locales/en-US/chrome/browser/aboutHome.dtd
+++ b/browser/locales/en-US/chrome/browser/aboutHome.dtd
@@ -26,7 +26,7 @@
 <!ENTITY abouthome.historyButton.label   "History">
 <!-- LOCALIZATION NOTE (abouthome.preferencesButtonWin.label): The label for the
      preferences/options item on about:home on Windows -->
-<!ENTITY abouthome.preferencesButtonWin.label  "Options">
+<!ENTITY abouthome.preferencesButtonWin.label  "Preferences">
 <!-- LOCALIZATION NOTE (abouthome.preferencesButtonUnix.label): The label for the
      preferences/options item on about:home on Linux and OS X -->
 <!ENTITY abouthome.preferencesButtonUnix.label  "Preferences">
diff --git a/browser/locales/en-US/chrome/browser/browser.dtd b/browser/locales/en-US/chrome/browser/browser.dtd
index f6fc6e3fd6..6de17b64fd 100644
--- a/browser/locales/en-US/chrome/browser/browser.dtd
+++ b/browser/locales/en-US/chrome/browser/browser.dtd
@@ -315,10 +315,8 @@ These should match what Safari and other Apple applications use on OS X Lion. --
 <!ENTITY selectAllCmd.label         "Select All">  
 <!ENTITY selectAllCmd.key         "A">  
 <!ENTITY selectAllCmd.accesskey       "A"> 
-<!ENTITY preferencesCmd2.label       "Options">
-<!ENTITY preferencesCmd2.accesskey     "O">
-<!ENTITY preferencesCmdUnix.label       "Preferences">
-<!ENTITY preferencesCmdUnix.accesskey     "n"> 
+<!ENTITY preferencesCmd2.label       "Preferences">
+<!ENTITY preferencesCmd2.accesskey     "P">
 
 <!ENTITY clearRecentHistory.label               "Clear Recent History…">
 
diff --git a/browser/locales/en-US/chrome/browser/browser.properties b/browser/locales/en-US/chrome/browser/browser.properties
index 21e794f08a..1947a3c903 100644
--- a/browser/locales/en-US/chrome/browser/browser.properties
+++ b/browser/locales/en-US/chrome/browser/browser.properties
@@ -128,10 +128,8 @@ lwthemeNeedsRestart.accesskey=R
 # See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
 # #1 is brandShortName and #2 is the number of pop-ups blocked.
 popupWarning.message=#1 prevented this site from opening a pop-up window.;#1 prevented this site from opening #2 pop-up windows.
-popupWarningButton=Options
-popupWarningButton.accesskey=O
-popupWarningButtonUnix=Preferences
-popupWarningButtonUnix.accesskey=P
+popupWarningButton=Preferences
+popupWarningButton.accesskey=P
 popupAllow=Allow pop-ups for %S
 popupBlock=Block pop-ups for %S
 popupWarningDontShowFromMessage=Don’t show this message when pop-ups are blocked
diff --git a/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties b/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties
index a467aef693..a68f59fe38 100644
--- a/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties
+++ b/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties
@@ -39,10 +39,6 @@ add-ons-button.tooltiptext3 = Manage your add-ons (%S)
 preferences-button.label = Preferences
 preferences-button.tooltiptext2 = Open preferences
 preferences-button.tooltiptext.withshortcut = Open preferences (%S)
-# LOCALIZATION NOTE (preferences-button.labelWin): Windows-only label for Options
-preferences-button.labelWin = Options
-# LOCALIZATION NOTE (preferences-button.tooltipWin): Windows-only tooltip for Options
-preferences-button.tooltipWin2 = Open options
 
 zoom-controls.label = Zoom Controls
 zoom-controls.tooltiptext2 = Zoom controls
diff --git a/browser/locales/en-US/chrome/browser/migration/migration.dtd b/browser/locales/en-US/chrome/browser/migration/migration.dtd
index df6938c514..ad9293a5d6 100644
--- a/browser/locales/en-US/chrome/browser/migration/migration.dtd
+++ b/browser/locales/en-US/chrome/browser/migration/migration.dtd
@@ -5,8 +5,7 @@
 
 <!ENTITY migrationWizard.title          "Import Wizard">
 
-<!ENTITY importFrom.label               "Import Options, Bookmarks, History, Passwords and other data from:">
-<!ENTITY importFromUnix.label           "Import Preferences, Bookmarks, History, Passwords and other data from:">
+<!ENTITY importFrom.label               "Import Preferences, Bookmarks, History, Passwords and other data from:">
 <!ENTITY importFromBookmarks.label      "Import Bookmarks from:">
 
 <!ENTITY importFromIE.label             "Microsoft Internet Explorer">
diff --git a/browser/locales/en-US/chrome/browser/preferences/preferences.dtd b/browser/locales/en-US/chrome/browser/preferences/preferences.dtd
index 380da71783..7702c8c517 100644
--- a/browser/locales/en-US/chrome/browser/preferences/preferences.dtd
+++ b/browser/locales/en-US/chrome/browser/preferences/preferences.dtd
@@ -3,7 +3,6 @@
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
 
-<!ENTITY  prefWindow.titleWin     "Options">
 <!ENTITY  prefWindow.title        "Preferences">
 <!-- LOCALIZATION NOTE (prefWindow.titleGNOME): This is not used for in-content preferences -->
 <!ENTITY  prefWindow.titleGNOME   "&brandShortName; Preferences">
diff --git a/browser/locales/en-US/chrome/browser/syncCustomize.dtd b/browser/locales/en-US/chrome/browser/syncCustomize.dtd
index 3375c48ce0..e59d1db259 100644
--- a/browser/locales/en-US/chrome/browser/syncCustomize.dtd
+++ b/browser/locales/en-US/chrome/browser/syncCustomize.dtd
@@ -6,8 +6,7 @@
 <!ENTITY syncCustomize.acceptButton.label "Start">
 
 <!ENTITY syncCustomize.title              "What would you like to sync?">
-<!ENTITY syncCustomize.description        "You can change this selection in Options.">
-<!ENTITY syncCustomizeUnix.description    "You can change this selection in Preferences.">
+<!ENTITY syncCustomize.description        "You can change this selection in Preferences.">
 
 <!--
   These engine names are the same as in browser/preferences/sync.dtd except
diff --git a/browser/locales/en-US/chrome/browser/syncSetup.dtd b/browser/locales/en-US/chrome/browser/syncSetup.dtd
index 1fd46942d9..950a83553f 100644
--- a/browser/locales/en-US/chrome/browser/syncSetup.dtd
+++ b/browser/locales/en-US/chrome/browser/syncSetup.dtd
@@ -72,7 +72,7 @@
 
 <!-- Existing Account Page 2: Manual Login -->
 <!ENTITY setup.signInPage.title.label "Sign In">
-<!ENTITY existingRecoveryKey.description "You can get a copy of your Recovery Key by going to &syncBrand.shortName.label; Options on your other device, and selecting  &#x0022;My Recovery Key&#x0022; under &#x0022;Manage Account&#x0022;.">
+<!ENTITY existingRecoveryKey.description "You can get a copy of your Recovery Key by going to &syncBrand.shortName.label; Preferences on your other device, and selecting  &#x0022;My Recovery Key&#x0022; under &#x0022;Manage Account&#x0022;.">
 <!ENTITY verifying.label              "Verifying…">
 <!ENTITY resetPassword.label          "Reset Password">
 <!ENTITY resetSyncKey.label           "I have lost my other device.">