diff --git a/configuration.nix b/configuration.nix
index 1e7a3db..dde37f6 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -174,7 +174,7 @@ in
     extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
     initialPassword = "password";
     packages = with pkgs; [  # managed by home-manager
-      firefox
+      # firefox
       discord
       #tree
     ];
diff --git a/home.nix b/home.nix
index c4d7c62..838f9ff 100644
--- a/home.nix
+++ b/home.nix
@@ -1,5 +1,15 @@
 { config, pkgs, inputs, ... }:
 
+let 
+lock-false = {
+    Value = false;
+    Status = "locked";
+};
+lock-true = {
+    Value = true;
+    Status = "locked";
+};
+in
 {
     home.username = "fredrikr";
     home.homeDirectory = "/home/fredrikr";
@@ -58,6 +68,82 @@
         EDITOR = "nvim";
     };
 
+    programs.firefox = {
+        enable = true;
+
+        policies = {
+            # about:policies
+            DisableTelemetry = true;
+            DisableFirefoxStudies = true;
+            EnableTrackingProtection = {
+                Value= true;
+                Locked = true;
+                Cryptomining = true;
+                Fingerprinting = true;
+            };
+            DisablePocket = true;
+            DisableFirefoxAccounts = true;
+            DisableAccounts = true;
+            DisableFirefoxScreenshots = true;
+            OverrideFirstRunPage = "";
+            OverridePostUpdatePage = "";
+            DontCheckDefaultBrowser = true;
+            DisplayBookmarksToolbar = "newtab"; # alternatives: "always" or "newtab"
+            DisplayMenuBar = "default-off"; # alternatives: "always", "never" or "default-on"
+            SearchBar = "unified"; # alternative: "separate"
+
+            # about:support
+            ExtensionSettings = {
+                "*".installation_mode = "blocked"; # blocks all addons except the ones specified below
+                # uBlock Origin:
+                "uBlock0@raymondhill.net" = {
+                    install_url = "https://addons.mozilla.org/firefox/downloads/latest/ublock-origin/latest.xpi";
+                    installation_mode = "force_installed";
+                };
+
+                # dark reader
+                "addon@darkreader.org" = {
+                    install_url = "https://addons.mozilla.org/firefox/downloads/latest/darkreader/latest.xpi";
+                    installation_mode = "force_installed";
+                };
+
+                # kagi
+                "search@kagi.com" = {
+                    install_url = "https://addons.mozilla.org/firefox/downloads/latest/kagi-search-for-firefox/latest.xpi";
+                    installation_mode = "force_installed";
+                };
+
+                # vimium
+                "vimium-store@googlegroups.com" = {
+                    install_url = "https://addons.mozilla.org/firefox/downloads/latest/vimium-ff/latest.xpi";
+                    installation_mode = "force_installed";
+                };
+            };
+
+            # about:config
+            Preferences = {
+                "browser.contentblocking.category" = { Value = "strict"; Status = "locked"; };
+                "extensions.pocket.enabled" = lock-false;
+                "extensions.screenshots.disabled" = lock-true;
+                "browser.topsites.contile.enabled" = lock-false;
+                "browser.formfill.enable" = lock-false;
+                "browser.search.suggest.enabled" = lock-false;
+                "browser.search.suggest.enabled.private" = lock-false;
+                "browser.urlbar.suggest.searches" = lock-false;
+                "browser.urlbar.showSearchSuggestionsFirst" = lock-false;
+                "browser.newtabpage.activity-stream.feeds.section.topstories" = lock-false;
+                "browser.newtabpage.activity-stream.feeds.snippets" = lock-false;
+                "browser.newtabpage.activity-stream.section.highlights.includePocket" = lock-false;
+                "browser.newtabpage.activity-stream.section.highlights.includeBookmarks" = lock-false;
+                "browser.newtabpage.activity-stream.section.highlights.includeDownloads" = lock-false;
+                "browser.newtabpage.activity-stream.section.highlights.includeVisited" = lock-false;
+                "browser.newtabpage.activity-stream.showSponsored" = lock-false;
+                "browser.newtabpage.activity-stream.system.showSponsored" = lock-false;
+                "browser.newtabpage.activity-stream.showSponsoredTopSites" = lock-false;
+            };
+        };
+    };
+
     programs.home-manager.enable = true;
 
     programs.nixvim = {