Index: mobile/android/app/src/main/res/xml/preferences_vendor.xml
===================================================================
--- a/mobile/android/app/src/main/res/xml/preferences_vendor.xml
+++ b/mobile/android/app/src/main/res/xml/preferences_vendor.xml
@@ -3,20 +3,21 @@
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
                   xmlns:gecko="http://schemas.android.com/apk/res-auto"
                   android:title="@string/pref_category_vendor"
                   android:enabled="false">
 
+    <!-- Changed about url. See https://issues.adblockplus.org/ticket/7211 -->
     <org.mozilla.gecko.preferences.LinkPreference android:key="android.not_a_preference.about.link"
                                                   android:title="@string/pref_about_firefox"
                                                   android:persistent="false"
-                                                  url="about:firefox" />
+                                                  url="about:" />
 
     <org.mozilla.gecko.preferences.LinkPreference android:key="android.not_a_preference.faq.link"
                                                   android:title="@string/pref_vendor_faqs"
                                                   android:persistent="false"/>
 
     <org.mozilla.gecko.preferences.LinkPreference android:key="android.not_a_preference.feedback.link"
                                                   android:title="@string/pref_vendor_feedback"
                                                   android:persistent="false"/>
Index: mobile/android/chrome/content/aboutAdblockBrowser.xhtml
===================================================================
--- a/mobile/android/chrome/content/aboutAdblockBrowser.xhtml
+++ b/mobile/android/chrome/content/aboutAdblockBrowser.xhtml
@@ -17,196 +17,48 @@
 <head>
   <meta name="viewport" content="width=480; initial-scale=.6667; user-scalable=no"/>
   <title>&aboutPage.title;</title>
   <link rel="stylesheet" href="chrome://browser/skin/aboutPageAdblockBrowser.css" type="text/css"/>
   <link rel="icon" type="image/png" sizes="64x64" href="chrome://branding/content/favicon64.png" />
 </head>
 
 <body dir="&locale.dir;">
+  <div id="header" dir="ltr">
+    <p id="wordmark">Adblock Browser</p>
+#expand <p id="version">__MOZ_APP_VERSION_DISPLAY__</p>
+  </div>
+
   <div id="banner">
-    <div id="header">
-      <p id="wordmark">Adblock <b>Browser</b></p>
-#expand <p id="version">__MOZ_APP_VERSION__</p>
-    </div>
-
+    <div id="logo"/>
 #ifdef MOZ_UPDATER
     <div id="updateBox">
-      <a id="updateLink" href="" onclick="checkForUpdates();">&aboutPage.checkForUpdates.link;</a>
+      <a id="updateLink" href="">&aboutPage.checkForUpdates.link;</a>
       <span id="update-message-checking">&aboutPage.checkForUpdates.checking;</span>
       <span id="update-message-none">&aboutPage.checkForUpdates.none;</span>
-      <span id="update-message-found" onclick="downloadUpdate()">&aboutPage.checkForUpdates.available2;</span>
+      <span id="update-message-found">&aboutPage.checkForUpdates.available2;</span>
       <span id="update-message-downloading">&aboutPage.checkForUpdates.downloading;</span>
-      <span id="update-message-downloaded" onclick="installUpdate()">&aboutPage.checkForUpdates.downloaded2;</span>
+      <span id="update-message-downloaded">&aboutPage.checkForUpdates.downloaded2;</span>
     </div>
 #endif
 
     <div id="messages">
       <p id="distributionAbout" hidden="true"/>
       <p id="distributionID" hidden="true"/>
       <p id="telemetry" hidden="true">
         &aboutPage.warningVersion;
-#ifdef MOZ_TELEMETRY_ON_BY_DEFAULT
-        &aboutPage.telemetryStart;<a href="http://www.mozilla.org/">&aboutPage.telemetryMozillaLink;</a>&aboutPage.telemetryEnd;
-#endif
       </p>
     </div>
 
   </div>
 
     <ul id="aboutLinks">
       <div class="top-border"></div>
       <li><a id="faqURL">&aboutPage.faq.label;</a></li>
       <li><a id="privacyURL">&aboutPage.privacyPolicy.label;</a></li>
       <li><a id="creditsURL">&aboutPage.credits.label;</a></li>
       <div class="bottom-border"></div>
     </ul>
 
-    <div id="aboutDetails">
-      <p>&logoTrademark;</p>
-    </div>
+    <script type="application/javascript" src="chrome://browser/content/about.js" />
 
-    <script type="application/javascript;version=1.8"><![CDATA[
-      let Ci = Components.interfaces, Cc = Components.classes, Cu = Components.utils, Cr = Components.results;
-      Cu.import("resource://gre/modules/XPCOMUtils.jsm");
-      Cu.import("resource://gre/modules/Services.jsm");
-
-      // Include the build date and a warning about Telemetry
-      // if this is an "a#" (nightly or aurora) build
-#expand const version = "__MOZ_APP_VERSION__";
-      if (/a\d+$/.test(version)) {
-        let buildID = Services.appinfo.appBuildID;
-        let buildDate = buildID.slice(0,4) + "-" + buildID.slice(4,6) + "-" + buildID.slice(6,8);
-        let br = document.createElement("br");
-        let versionPara = document.getElementById("version");
-        versionPara.appendChild(br);
-        let date = document.createTextNode("(" + buildDate + ")");
-        versionPara.appendChild(date);
-        document.getElementById("telemetry").hidden = false;
-      }
-
-      // Always append the build ID in Adblock Browser.
-      document.getElementById("version").innerHTML = version + "." +
-          Services.appinfo.appBuildID;
-
-      // Include the Distribution information if available
-      try {
-        let distroId = Services.prefs.getCharPref("distribution.id");
-        if (distroId) {
-          let distroVersion = Services.prefs.getCharPref("distribution.version");
-          let distroIdField = document.getElementById("distributionID");
-          distroIdField.textContent = distroId + " - " + distroVersion;
-          distroIdField.hidden = false;
-
-          let distroAbout = Services.prefs.getComplexValue("distribution.about", Ci.nsISupportsString);
-          let distroField = document.getElementById("distributionAbout");
-          distroField.textContent = distroAbout;
-          distroField.hidden = false;
-        }
-      } catch (e) {
-        // Pref is unset
-      }
-
-      // Using formatted URLs. See https://issues.adblockplus.org/ticket/3220
-      // get URLs from prefs
-      try {
-        let formatter = Cc["@mozilla.org/toolkit/URLFormatterService;1"].getService(Ci.nsIURLFormatter);
-
-        let links = [
-          {id: "faqURL", pref: "app.faqURL"},
-          {id: "privacyURL", pref: "app.privacyURL"},
-          {id: "creditsURL", pref: "app.creditsURL"},
-        ];
-
-        links.forEach(function(link) {
-          let url = formatter.formatURLPref(link.pref);
-          let element = document.getElementById(link.id);
-          element.setAttribute("href", url);
-        });
-      } catch (ex) {}
-
-#ifdef MOZ_UPDATER
-      let Updater = {
-        update: null,
-
-        init: function() {
-          Services.obs.addObserver(this, "Update:CheckResult", false);
-        },
-
-        observe: function(aSubject, aTopic, aData) {
-          if (aTopic == "Update:CheckResult") {
-            showUpdateMessage(aData);
-          }
-        },
-      };
-
-      Updater.init();
-
-      function checkForUpdates() {
-        showCheckingMessage();
-
-        Services.androidBridge.handleGeckoMessage({ type: "Update:Check" });
-      }
-
-      function downloadUpdate() {
-        Services.androidBridge.handleGeckoMessage({ type: "Update:Download" });
-      }
-
-      function installUpdate() {
-        showCheckAction();
-
-        Services.androidBridge.handleGeckoMessage({ type: "Update:Install" });
-      }
-
-      let updateLink = document.getElementById("updateLink");
-      let checkingSpan = document.getElementById("update-message-checking");
-      let noneSpan = document.getElementById("update-message-none");
-      let foundSpan = document.getElementById("update-message-found");
-      let downloadingSpan = document.getElementById("update-message-downloading");
-      let downloadedSpan = document.getElementById("update-message-downloaded");
-
-      function showCheckAction() {
-        checkingSpan.style.display = "none";
-        noneSpan.style.display = "none";
-        foundSpan.style.display = "none";
-        downloadingSpan.style.display = "none";
-        downloadedSpan.style.display = "none";
-        updateLink.style.display = "block";
-      }
-
-      function showCheckingMessage() {
-        updateLink.style.display = "none";
-        noneSpan.style.display = "none";
-        foundSpan.style.display = "none";
-        downloadingSpan.style.display = "none";
-        downloadedSpan.style.display = "none";
-        checkingSpan.style.display = "block";
-      }
-
-      function showUpdateMessage(aResult) {
-        updateLink.style.display = "none";
-        checkingSpan.style.display = "none";
-        noneSpan.style.display = "none";
-        foundSpan.style.display = "none";
-        downloadingSpan.style.display = "none";
-        downloadedSpan.style.display = "none";
-
-        // the aResult values come from mobile/android/base/UpdateServiceHelper.java
-        switch (aResult) {
-        case "NOT_AVAILABLE":
-          noneSpan.style.display = "block";
-          setTimeout(showCheckAction, 2000);
-          break;
-        case "AVAILABLE":
-          foundSpan.style.display = "block";
-          break;
-        case "DOWNLOADING":
-          downloadingSpan.style.display = "block";
-          break;
-        case "DOWNLOADED":
-          downloadedSpan.style.display = "block";
-          break;
-        }
-      }
-#endif
-    ]]></script>
 </body>
 </html>
Index: mobile/android/components/AboutRedirector.js
===================================================================
--- a/mobile/android/components/AboutRedirector.js
+++ b/mobile/android/components/AboutRedirector.js
@@ -4,18 +4,25 @@
 const Cc = Components.classes;
 const Ci = Components.interfaces;
 const Cu = Components.utils;
 
 Cu.import("resource://gre/modules/AppConstants.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 
 var modules = {
+  // Bringing back about: module
+  // See https://issues.adblockplus.org/ticket/7211
+  "": {
+  uri: "chrome://browser/content/aboutAdblockBrowser.xhtml",
+  privileged: true
+  },
+
   fennec: {
-    uri: "chrome://browser/content/aboutAdblockBrowser.xhtml",
+    uri: "chrome://browser/content/about.xhtml",
     privileged: true,
     hide: true
   },
 
   // about:firefox is an alias for about:fennec, but not hidden from about:about
   get firefox() {
     return Object.assign({}, this.fennec, {hide: false});
   },
@@ -69,18 +76,19 @@
   accounts: {
     uri: "chrome://browser/content/aboutAccounts.xhtml",
     privileged: true
   },
 };
 
 // Removing some about pages as part of
 // https://issues.adblockplus.org/ticket/2531
-// Re-added feedback as part of https://issues.adblockplus.org/ticket/2930
-for (let moduleName of ["firefox", "fennec", "rights", "apps"])
+// Adjusted some modules as part of
+// https://issues.adblockplus.org/ticket/7211
+for (let moduleName of ["fennec", "firefox", "rights", "accounts"])
   delete modules[moduleName];
 
 function AboutRedirector() {}
 AboutRedirector.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIAboutModule]),
   classID: Components.ID("{322ba47e-7047-4f71-aebf-cb7d69325cd9}"),
 
   _getModuleInfo: function(aURI) {
Index: mobile/android/themes/core/aboutPageAdblockBrowser.css
===================================================================
--- a/mobile/android/themes/core/aboutPageAdblockBrowser.css
+++ b/mobile/android/themes/core/aboutPageAdblockBrowser.css
@@ -6,32 +6,41 @@
   -moz-text-size-adjust: none;
   font-family: "Clear Sans",sans-serif;
   font-size: 23px;
   color: #222222;
   background-color: #ced7de;
 }
 
 #header {
-  min-height: 120px;
+  height: 80px;
 }
 
 #wordmark {
-  margin: 50px 0 0 15px;
+  margin: 30px 0 0 15px;
+  font-size: 22px;
 }
 
 #version {
   margin: 0 0 0 15px;
   font-size: 15px;
 }
 
 #banner {
-  min-height: 300px;
+  min-height: 150px;
+  background-color: #bdc7ce;
+}
+
+#logo {
+  position: absolute;
+  top: 0;
+  right: 0;
+  width: 384px;
+  height: 300px;
   background: url("chrome://browser/skin/images/abb-logo.png") no-repeat;
-  background-position: right top;
 }
 
 #updateBox {
   position: relative;
   top: 40px;
   margin: 0 auto;
   width: 60%; /* looks much larger!? */
   padding: 20px 1em;
@@ -73,17 +82,17 @@
 
 #aboutLinks > li {
   line-height: 2.6;
   border-top: 1px solid white;
   border-bottom: 1px solid #C1C7CC;
 }
 
 #aboutLinks > li > a {
-  padding-left: 25px;
+  padding-inline-start: 25px;
   display: block;
 }
 
 #aboutDetails {
   padding-left: 15px;
   font-size: 15px;
 }
 
