diff --git a/firefox/user.js b/firefox/user.js
index 4602ad6..d8d9f16 100755
--- a/firefox/user.js
+++ b/firefox/user.js
@@ -22,6 +22,7 @@ user_pref("browser.fixup.alternate.enabled", false);
 user_pref("browser.formfill.enable", false);
 user_pref("browser.link.open_newwindow.restriction", 0);
 user_pref("browser.library.activity-stream.enabled", false);
+user_pref("browser.messaging-system.whatsNewPanel.enabled", false);
 user_pref("browser.newtabpage.enabled", false);
 user_pref("browser.newtabpage.activity-stream.feeds.snippets", false);
 user_pref("browser.newtabpage.activity-stream.feeds.topsites", false);
@@ -63,7 +64,7 @@ user_pref("browser.sessionstore.privacy_level", 2);
 user_pref("browser.slowStartup.notificationDisabled", true);
 user_pref("browser.slowStartup.maxSamples", 0);
 // 0 = blank page, 1 = home pages, 2 = last visited, 3 = resume previous session
-user_pref("browser.startup.page", 3);
+user_pref("browser.startup.page", 0);
 user_pref("browser.startup.homepage_override.mstone", "ignore");
 user_pref("browser.tabs.crashReporting.sendReport", false);
 user_pref("browser.urlbar.speculativeConnect.enabled", false);
@@ -123,7 +124,6 @@ user_pref("media.webspeech.synth.enabled", false);
 // 5 = isolate
 user_pref("network.cookie.cookieBehavior", 4);
 user_pref("network.dns.disablePrefetch", true);
-user_pref("network.ftp.enabled", false);
 user_pref("network.captive-portal-service.enabled", false);
 user_pref("network.connectivity-service.enabled", false);
 // set policy to 3 lifetime.days to kick in, see http://kb.mozillazine.org/Network.cookie.lifetimePolicy
@@ -142,6 +142,7 @@ user_pref("privacy.partition.network_state", true);
 user_pref("offline-apps.allow_by_default", true);
 //user_pref("offline-apps.quota.warn", 0);
 user_pref("pdfjs.disabled", true);
+user_pref("pdfjs.enableScripting", false);
 user_pref("permissions.default.desktop-notification", 2);
 user_pref("permissions.isolateBy.userContext", true);
 // keep history
@@ -227,3 +228,6 @@ user_pref("general.smoothScroll.pages", false);
 user_pref("mousewheel.min_line_scroll_amount", 40);
 user_pref("media.cache_readahead_limit", 999999);
 user_pref("media.cache_resume_threshold", 999999);
+
+// Linux specific
+user_pref("widget.disable-workspace-management", true);