@@ -179,16 +179,16 @@ user_pref("browser.disableResetPrompt", true);

 user_pref("browser.selfsupport.url", "");

 ///// Content of the new tab page

-// Thumbnails of the most visited pages

+// Empty

 user_pref("browser.newtabpage.enhanced", false);

+user_pref("browser.newtabpage.enabled", false);

 ///// Disable autoplay of <video> tags.

 // Per default, <video> tags are allowed to start automatically. Note: When

 // disabling autoplay, you will have to click pause and play again on some

 // video sites.

-// Allow autoplay

-user_pref("media.autoplay.enabled", true);

-user_pref("media.autoplay.default", 0);

+// Prompt me

+user_pref("media.autoplay.default", 2);

 //// Browser Features

@@ -273,7 +273,7 @@ user_pref("browser.safebrowsing.malware.enabled", false);

 // run by Cloudflare to resolve hostnames, even when the system uses another

 // (normal) DNS server. This setting disables it and sets the mode to

 // explicit opt-out (5).

-user_pref("network.trr.mode", 5);

+// user_pref("network.trr.mode", 5);

 ///// Disable preloading of the new tab page.

 // By default Firefox preloads the new tab page (with website thumbnails) in

@@ -293,11 +293,11 @@ user_pref("network.captive-portal-service.enabled", false);

 ///// Disables playback of DRM-controlled HTML5 content

 // if enabled, automatically downloads the Widevine Content Decryption Module

 // provided by Google Inc. Details

-user_pref("media.eme.enabled", false);

+user_pref("media.eme.enabled", true);

 ///// Disables the Widevine Content Decryption Module provided by Google Inc.

 // Used for the playback of DRM-controlled HTML5 content Details

-user_pref("media.gmp-widevinecdm.enabled", false);

+// user_pref("media.gmp-widevinecdm.enabled", false);

 ///// Disable access to device sensor data

 // Disallow websites to access sensor data (ambient light, motion, device

@@ -337,8 +337,8 @@ user_pref("network.cookie.cookieBehavior", 1);

 // Firefox tells a website, from which site you're coming (the so called

 // referer). You can find more detailed settings in this ghacks article or

 // install the RefControl extension for per domain settings.

-// Spoof referer (send the same url)

-user_pref("network.http.referer.spoofSource", true);

+// Send referer only on the same domain

+user_pref("network.http.referer.XOriginPolicy", 2);

 ///// Disable DOM storage

 // Disables DOM storage, which enables so called "supercookies". Some modern

@@ -363,7 +363,7 @@ user_pref("browser.cache.offline.enable", false);

 // This preference controls when to store extra information about a session:

 // contents of forms, scrollbar positions, cookies, and POST data.

 // Never store extra session data

-user_pref("browser.sessionstore.privacy_level", 2);

+user_pref("browser.sessionstore.privacy_level", 0);

 ///// Disable Link Prefetching

 // Firefox prefetches the next site on some links, so the site is loaded even

@@ -391,7 +391,7 @@ user_pref("privacy.usercontext.about_newtab_segregation.enabled", true);

 // issue is, that websites can (ab)use the full power of the graphics card.

 // WebGL is part of some fingerprinting scripts used in the wild. Some

 // interactive websites will not work, which are mostly games.

-user_pref("webgl.disabled", true);

+// user_pref("webgl.disabled", true);

 ///// Override graphics card vendor and model strings in the WebGL API

 // Websites can read the graphics card vendor and model using a WebGL API. This

@@ -403,7 +403,7 @@ user_pref("webgl.vendor-string-override", " ");

 // Disables the WebRTC function, which gives away your local ips. Some addons

 // like uBlock origin provide settings to prevent WebRTC from exposing local

 // ips without disabling WebRTC.

-user_pref("media.peerconnection.enabled", false);

+// user_pref("media.peerconnection.enabled", false);

 ///// Disable the clipboardevents.

 // Disable that websites can get notifications if you copy, paste, or cut

@@ -426,7 +426,7 @@ user_pref("dom.event.clipboardevents.enabled", false);

 ///// Disable Fixup URLs

 // When you type "something" in the urlbar and press enter, Firefox tries

 // "something.com", if Fixup URLs is enabled.

-// user_pref("browser.fixup.alternate.enabled", false);

+user_pref("browser.fixup.alternate.enabled", false);

 //// Website Tracking

@@ -456,7 +456,7 @@ user_pref("privacy.trackingprotection.cryptomining.enabled", true);

 // FPI works by separating cookies on a per-domain basis. In this way tracking

 // networks won't be able to locate the same cookie on different sites. Note

 // that this might break third-party logins.

-// user_pref("privacy.firstparty.isolate", true);

+user_pref("privacy.firstparty.isolate", true);

 ///// Disable Browser Pings

 // Firefox sends "ping" requests, when a website requests to be informed when a

@@ -481,7 +481,7 @@ user_pref("dom.battery.enabled", false);

 ///// Disable media device queries

 // Prevent websites from accessing information about webcam and microphone

 // (possible fingerprinting).

-user_pref("media.navigator.enabled", false);

+// user_pref("media.navigator.enabled", false);

 ///// Disable form autofill

 // Automatically filled form fields are used for fingerprinting. This setting

@@ -491,7 +491,7 @@ user_pref("signon.autofillForms", false);

 ///// Disable webaudio API

 // Disable webaudio API to prevent browser fingerprinting. See Mozilla Bug

 // #1288359. This can break web apps, like Discord, which rely on the API.

-user_pref("dom.webaudio.enabled", false);

+// user_pref("dom.webaudio.enabled", false);

 ///// Disable video statistics

 // Prevent websites from measuring video performance (possible fingerprinting).

@@ -504,7 +504,7 @@ user_pref("media.video_stats.enabled", false);

 // Updates are no longer installed automatically. You will still be notified

 // when an update is available and can install it. Avoids getting a new

 // (maybe addon incompatible) version.

-user_pref("app.update.auto", false);

+// user_pref("app.update.auto", false);

 ///// Disable searching for updates.

 // Disable searching for updates. This only works with the enterprise policy

@@ -519,4 +519,4 @@ user_pref("app.update.auto", false);

 ///// Show Punycode.

 // This helps to protect against possible character spoofing.

-// user_pref("network.IDN_show_punycode", true);

+user_pref("network.IDN_show_punycode", true);