diff --git a/java/res/xml/prefs.xml b/java/res/xml/prefs.xml
index d031415..afe7be9 100644
--- a/java/res/xml/prefs.xml
+++ b/java/res/xml/prefs.xml
@@ -14,86 +14,66 @@
      limitations under the License.
 -->
 
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
-        android:title="@string/english_ime_settings"
-        android:key="english_ime_settings">
-
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:title="@string/english_ime_settings"
+    android:key="english_ime_settings">
     <PreferenceCategory
-            android:title="@string/general_category"
-            android:key="general_settings">
-
+        android:title="@string/general_category"
+        android:key="general_settings">
         <CheckBoxPreference
-                android:key="auto_cap"
-                android:title="@string/auto_cap"
-                android:persistent="true"
-                android:defaultValue="true"
-                />
-
+            android:key="auto_cap"
+            android:title="@string/auto_cap"
+            android:persistent="true"
+            android:defaultValue="true" />
         <CheckBoxPreference
-                android:key="vibrate_on"
-                android:title="@string/vibrate_on_keypress"
-                android:persistent="true"
-                />
-
+            android:key="vibrate_on"
+            android:title="@string/vibrate_on_keypress"
+            android:persistent="true" />
         <CheckBoxPreference
-                android:key="sound_on"
-                android:title="@string/sound_on_keypress"
-                android:defaultValue="@bool/config_default_sound_enabled"
-                android:persistent="true"
-                />
-
+            android:key="sound_on"
+            android:title="@string/sound_on_keypress"
+            android:defaultValue="@bool/config_default_sound_enabled"
+            android:persistent="true" />
         <CheckBoxPreference
-                android:key="popup_on"
-                android:title="@string/popup_on_keypress"
-                android:persistent="true"
-                android:defaultValue="@bool/config_default_popup_preview"
-                />
-
+            android:key="popup_on"
+            android:title="@string/popup_on_keypress"
+            android:persistent="true"
+            android:defaultValue="@bool/config_default_popup_preview" />
         <CheckBoxPreference
-                android:key="recorrection_enabled"
-                android:title="@string/prefs_enable_recorrection"
-                android:summary="@string/prefs_enable_recorrection_summary"
-                android:persistent="true"
-                android:defaultValue="@bool/config_default_recorrection_enabled"
-                />
-
+            android:key="recorrection_enabled"
+            android:title="@string/prefs_enable_recorrection"
+            android:summary="@string/prefs_enable_recorrection_summary"
+            android:persistent="true"
+            android:defaultValue="@bool/config_default_recorrection_enabled" />
         <ListPreference
-                android:key="settings_key"
-                android:title="@string/prefs_settings_key"
-                android:persistent="true"
-                android:entryValues="@array/settings_key_modes_values"
-                android:entries="@array/settings_key_modes"
-                android:defaultValue="@string/settings_key_mode_auto"
-                />
-
+            android:key="settings_key"
+            android:title="@string/prefs_settings_key"
+            android:persistent="true"
+            android:entryValues="@array/settings_key_modes_values"
+            android:entries="@array/settings_key_modes"
+            android:defaultValue="@string/settings_key_mode_auto" />
         <ListPreference
-                android:key="voice_mode"
-                android:title="@string/voice_input"
-                android:persistent="true"
-                android:entryValues="@array/voice_input_modes_values"
-                android:entries="@array/voice_input_modes"
-                android:defaultValue="@string/voice_mode_main"
-                />
-
+            android:key="voice_mode"
+            android:title="@string/voice_input"
+            android:persistent="true"
+            android:entryValues="@array/voice_input_modes_values"
+            android:entries="@array/voice_input_modes"
+            android:defaultValue="@string/voice_mode_main" />
         <PreferenceScreen
-                android:key="subtype_settings"
-                android:title="@string/language_selection_title"
-                android:summary="@string/language_selection_summary" />
-
+            android:key="subtype_settings"
+            android:title="@string/language_selection_title"
+            android:summary="@string/language_selection_summary" />
     </PreferenceCategory>
-
     <PreferenceCategory
-            android:title="@string/prediction_category"
-            android:key="prediction_settings">
-
+        android:title="@string/prediction_category"
+        android:key="prediction_settings">
         <CheckBoxPreference
             android:key="quick_fixes"
             android:title="@string/quick_fixes"
             android:summary="@string/quick_fixes_summary"
             android:persistent="true"
-            android:defaultValue="true"
-            />
-
+            android:defaultValue="true" />
         <ListPreference
             android:key="auto_correction_threshold"
             android:title="@string/auto_correction"
@@ -101,9 +81,7 @@
             android:persistent="true"
             android:entryValues="@array/auto_correction_threshold_mode_indexes"
             android:entries="@array/auto_correction_threshold_modes"
-            android:defaultValue="@string/auto_correction_threshold_mode_index_modest"
-            />
-
+            android:defaultValue="@string/auto_correction_threshold_mode_index_modest" />
         <ListPreference
             android:key="show_suggestions_setting"
             android:summary="@string/prefs_show_suggestions_summary"
@@ -111,23 +89,38 @@
             android:persistent="true"
             android:entryValues="@array/prefs_suggestion_visibility_values"
             android:entries="@array/prefs_suggestion_visibilities"
-            android:defaultValue="@string/prefs_suggestion_visibility_default_value"
-            />
-
+            android:defaultValue="@string/prefs_suggestion_visibility_default_value" />
         <CheckBoxPreference
             android:key="bigram_suggestion"
             android:title="@string/bigram_suggestion"
             android:summary="@string/bigram_suggestion_summary"
             android:persistent="true"
-            android:defaultValue="true"
-            />
+            android:defaultValue="true" />
     </PreferenceCategory>
-
     <CheckBoxPreference
-            android:key="usability_study_mode"
-            android:title="@string/prefs_usability_study_mode"
-            android:persistent="true"
-            android:defaultValue="false"
-            />
-
-</PreferenceScreen>
+        android:key="usability_study_mode"
+        android:title="@string/prefs_usability_study_mode"
+        android:persistent="true"
+        android:defaultValue="false" />
+    <CheckBoxPreference
+        android:key="enable_logging"
+        android:title="@string/prefs_enable_log"
+        android:summary="@string/prefs_description_log"
+        android:persistent="true"
+        android:defaultValue="false" />
+    <ListPreference
+        android:key="pref_keyboard_layout_20100902"
+        android:title="@string/keyboard_layout"
+        android:persistent="true"
+        android:entryValues="@array/keyboard_layout_modes_values"
+        android:entries="@array/keyboard_layout_modes"
+        android:defaultValue="@string/config_default_keyboard_theme_id" />
+    <Preference
+        android:title="Debug Settings"
+        android:key="debug_settings">
+        <intent
+            android:action="android.intent.action.MAIN"
+            android:targetPackage="com.android.inputmethod.latin"
+            android:targetClass="com.android.inputmethod.latin.DebugSettings" />
+    </Preference>
+</PreferenceScreen>
\ No newline at end of file
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java
index 488ab09..8f7278e 100644
--- a/java/src/com/android/inputmethod/latin/Settings.java
+++ b/java/src/com/android/inputmethod/latin/Settings.java
@@ -25,6 +25,7 @@
 import android.app.Dialog;
 import android.app.backup.BackupManager;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.preference.CheckBoxPreference;
@@ -65,6 +66,7 @@
     public static final String PREF_SHOW_SUGGESTIONS_SETTING = "show_suggestions_setting";
     public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold";
     public static final String PREF_BIGRAM_SUGGESTIONS = "bigram_suggestion";
+    public static final String PREF_DEBUG_SETTINGS = "debug_settings";
 
     public static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode";
 
@@ -78,6 +80,7 @@
     private ListPreference mShowCorrectionSuggestionsPreference;
     private ListPreference mAutoCorrectionThreshold;
     private CheckBoxPreference mBigramSuggestion;
+    private Preference mDebugSettingsPreference;
     private boolean mVoiceOn;
 
     private AlertDialog mDialog;
@@ -115,6 +118,13 @@
 
         mAutoCorrectionThreshold = (ListPreference) findPreference(PREF_AUTO_CORRECTION_THRESHOLD);
         mBigramSuggestion = (CheckBoxPreference) findPreference(PREF_BIGRAM_SUGGESTIONS);
+        mDebugSettingsPreference = findPreference(PREF_DEBUG_SETTINGS);
+        if (mDebugSettingsPreference != null) {
+            final Intent debugSettingsIntent = new Intent(Intent.ACTION_MAIN);
+            debugSettingsIntent.setClassName(getPackageName(), DebugSettings.class.getName());
+            mDebugSettingsPreference.setIntent(debugSettingsIntent);
+        }
+
         ensureConsistencyOfAutoCorrectionSettings();
 
         final PreferenceGroup generalSettings =