--- a/mobile/android/base/java/org/mozilla/gecko/preferences/GeckoPreferences.java
+++ b/mobile/android/base/java/org/mozilla/gecko/preferences/GeckoPreferences.java
@@ -1,28 +1,28 @@
 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
  * This Source Code Form is subject to the terms of the Mozilla Public
  * 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/. */
 
 package org.mozilla.gecko.preferences;
 
+import org.json.JSONArray;
 import org.mozilla.gecko.AboutPages;
 import org.mozilla.gecko.AdjustConstants;
 import org.mozilla.gecko.AppConstants;
 import org.mozilla.gecko.AppConstants.Versions;
 import org.mozilla.gecko.BrowserApp;
 import org.mozilla.gecko.BrowserLocaleManager;
 import org.mozilla.gecko.DataReportingNotification;
 import org.mozilla.gecko.DynamicToolbar;
 import org.mozilla.gecko.EventDispatcher;
 import org.mozilla.gecko.GeckoActivityStatus;
 import org.mozilla.gecko.GeckoAppShell;
 import org.mozilla.gecko.GeckoApplication;
-import org.mozilla.gecko.GeckoEvent;
 import org.mozilla.gecko.GeckoProfile;
 import org.mozilla.gecko.GeckoSharedPrefs;
 import org.mozilla.gecko.LocaleManager;
 import org.mozilla.gecko.Locales;
 import org.mozilla.gecko.PrefsHelper;
 import org.mozilla.gecko.R;
 import org.mozilla.gecko.Restrictions;
 import org.mozilla.gecko.SnackbarHelper;
@@ -35,17 +35,16 @@ import org.mozilla.gecko.feeds.FeedServi
 import org.mozilla.gecko.feeds.action.CheckForUpdatesAction;
 import org.mozilla.gecko.permissions.Permissions;
 import org.mozilla.gecko.restrictions.Restrictable;
 import org.mozilla.gecko.tabqueue.TabQueueHelper;
 import org.mozilla.gecko.tabqueue.TabQueuePrompt;
 import org.mozilla.gecko.updater.UpdateService;
 import org.mozilla.gecko.updater.UpdateServiceHelper;
 import org.mozilla.gecko.util.EventCallback;
-import org.mozilla.gecko.util.Experiments;
 import org.mozilla.gecko.util.GeckoEventListener;
 import org.mozilla.gecko.util.HardwareUtils;
 import org.mozilla.gecko.util.InputOptionsUtils;
 import org.mozilla.gecko.util.NativeEventListener;
 import org.mozilla.gecko.util.NativeJSObject;
 import org.mozilla.gecko.util.ThreadUtils;
 
 import android.annotation.TargetApi;
@@ -84,18 +83,16 @@ import android.util.Log;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.ListAdapter;
 import android.widget.ListView;
 
-import com.keepsafe.switchboard.SwitchBoard;
-
 import org.json.JSONObject;
 
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -1166,22 +1163,38 @@ OnSharedPreferenceChangeListener
     }
 
     @SuppressWarnings("serial")
     private final Map<String, PrefHandler> handlers = new HashMap<String, PrefHandler>() {{
         put(ClearOnShutdownPref.PREF, new ClearOnShutdownPref());
         put(AndroidImportPreference.PREF_KEY, new AndroidImportPreference.Handler());
     }};
 
+    private void recordSettingChangeTelemetry(String prefName, Object newValue) {
+        final String value;
+        if (newValue instanceof Boolean) {
+            value = (Boolean) newValue ? "1" : "0";
+        } else if (prefName.equals(PREFS_HOMEPAGE)) {
+            // Don't record the user's homepage preference.
+            value = "*";
+        } else {
+            value = newValue.toString();
+        }
+
+        final JSONArray extras = new JSONArray();
+        extras.put(prefName);
+        extras.put(value);
+        Telemetry.sendUIEvent(TelemetryContract.Event.EDIT, Method.SETTINGS, extras.toString());
+    }
+
     @Override
     public boolean onPreferenceChange(Preference preference, Object newValue) {
         final String prefName = preference.getKey();
         Log.i(LOGTAG, "Changed " + prefName + " = " + newValue);
-
-        Telemetry.sendUIEvent(TelemetryContract.Event.EDIT, Method.SETTINGS, prefName);
+        recordSettingChangeTelemetry(prefName, newValue);
 
         if (PREFS_MP_ENABLED.equals(prefName)) {
             showDialog((Boolean) newValue ? DIALOG_CREATE_MASTER_PASSWORD : DIALOG_REMOVE_MASTER_PASSWORD);
 
             // We don't want the "use master password" pref to change until the
             // user has gone through the dialog.
             return false;
         }