diff --git a/app/src/main/assets/changelog.md b/app/src/main/assets/changelog.md
new file mode 100644
index 000000000..aa29daf42
--- /dev/null
+++ b/app/src/main/assets/changelog.md
@@ -0,0 +1,5 @@
+### v5.4.3 (68)
+- Fix dynamic resource loading, should prevent crashing when chacking SafetyNet
+- Update SignAPK to use very little RAM, should expand old device support
+- Support settings migration after hiding Magisk Manager
+- Add changelog in app 
diff --git a/app/src/main/assets/dark.css b/app/src/main/assets/dark.css
index e00c7e0c9..86314abf1 100644
--- a/app/src/main/assets/dark.css
+++ b/app/src/main/assets/dark.css
@@ -4,7 +4,7 @@ body {
   line-height: 1.6;
   padding-top: 10px;
   padding-bottom: 10px;
-  background-color: #303030;
+  background-color: #424242;
   color: white;
   padding: 15px; }
 
diff --git a/app/src/main/java/com/topjohnwu/magisk/AboutActivity.java b/app/src/main/java/com/topjohnwu/magisk/AboutActivity.java
index 07cb28913..bc2dc5b4b 100644
--- a/app/src/main/java/com/topjohnwu/magisk/AboutActivity.java
+++ b/app/src/main/java/com/topjohnwu/magisk/AboutActivity.java
@@ -5,18 +5,13 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v7.app.ActionBar;
-import android.support.v7.app.AlertDialog;
 import android.support.v7.widget.Toolbar;
-import android.text.Html;
-import android.text.Spanned;
 import android.text.TextUtils;
-import android.text.method.LinkMovementMethod;
 import android.view.View;
-import android.widget.TextView;
 
+import com.topjohnwu.magisk.asyncs.MarkDownWindow;
 import com.topjohnwu.magisk.components.AboutCardRow;
 import com.topjohnwu.magisk.components.Activity;
-import com.topjohnwu.magisk.components.AlertDialogBuilder;
 import com.topjohnwu.magisk.utils.Const;
 
 import java.io.IOException;
@@ -31,7 +26,6 @@ public class AboutActivity extends Activity {
     @BindView(R.id.toolbar) Toolbar toolbar;
     @BindView(R.id.app_version_info) AboutCardRow appVersionInfo;
     @BindView(R.id.app_changelog) AboutCardRow appChangelog;
-    @BindView(R.id.app_developers) AboutCardRow appDevelopers;
     @BindView(R.id.app_translators) AboutCardRow appTranslators;
     @BindView(R.id.app_source_code) AboutCardRow appSourceCode;
     @BindView(R.id.support_thread) AboutCardRow supportThread;
@@ -40,9 +34,6 @@ public class AboutActivity extends Activity {
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        if (getMagiskManager().isDarkTheme) {
-            setTheme(R.style.AppTheme_Transparent_Dark);
-        }
         setContentView(R.layout.activity_about);
         ButterKnife.bind(this);
 
@@ -55,58 +46,17 @@ public class AboutActivity extends Activity {
             ab.setDisplayHomeAsUpEnabled(true);
         }
 
-        appVersionInfo.setSummary(String.format(Locale.US, "%s (%d)", BuildConfig.VERSION_NAME, BuildConfig.VERSION_CODE));
-
-        String changes = null;
-        try (InputStream is = getAssets().open("changelog.html")) {
-            int size = is.available();
-
-            byte[] buffer = new byte[size];
-            is.read(buffer);
-
-            changes = new String(buffer);
-        } catch (IOException ignored) {
-        }
+        appVersionInfo.setSummary(String.format(Locale.US, "%s (%d) (%s)",
+                BuildConfig.VERSION_NAME, BuildConfig.VERSION_CODE, getPackageName()));
 
         appChangelog.removeSummary();
-        if (changes == null) {
-            appChangelog.setVisibility(View.GONE);
-        } else {
-            Spanned result;
-            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) {
-                result = Html.fromHtml(changes, Html.TO_HTML_PARAGRAPH_LINES_CONSECUTIVE);
-            } else {
-                result = Html.fromHtml(changes);
+        appChangelog.setOnClickListener(v -> {
+            try {
+                InputStream is = getAssets().open("changelog.md");
+                new MarkDownWindow(this, getString(R.string.app_changelog), is).exec();
+            } catch (IOException e) {
+                e.printStackTrace();
             }
-            appChangelog.setOnClickListener(v -> {
-                AlertDialog d = new AlertDialogBuilder(this)
-                        .setTitle(R.string.app_changelog)
-                        .setMessage(result)
-                        .setPositiveButton(android.R.string.ok, null)
-                        .show();
-
-                //noinspection ConstantConditions
-                ((TextView) d.findViewById(android.R.id.message)).setMovementMethod(LinkMovementMethod.getInstance());
-            });
-        }
-
-        appDevelopers.removeSummary();
-        appDevelopers.setOnClickListener(view -> {
-            Spanned result;
-            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) {
-                result = Html.fromHtml(getString(R.string.app_developers_), Html.TO_HTML_PARAGRAPH_LINES_CONSECUTIVE);
-            } else {
-                result = Html.fromHtml(getString(R.string.app_developers_));
-            }
-            AlertDialog d = new AlertDialogBuilder(this)
-                    .setTitle(R.string.app_developers)
-                    .setMessage(result)
-                    .setPositiveButton(android.R.string.ok, null)
-                    .create();
-
-            d.show();
-            //noinspection ConstantConditions
-            ((TextView) d.findViewById(android.R.id.message)).setMovementMethod(LinkMovementMethod.getInstance());
         });
 
         String translators = getString(R.string.translators);
diff --git a/app/src/main/java/com/topjohnwu/magisk/MagiskManager.java b/app/src/main/java/com/topjohnwu/magisk/MagiskManager.java
index dfd8e9e14..257554711 100644
--- a/app/src/main/java/com/topjohnwu/magisk/MagiskManager.java
+++ b/app/src/main/java/com/topjohnwu/magisk/MagiskManager.java
@@ -52,6 +52,7 @@ public class MagiskManager extends Application {
     public String bootBlock = null;
     public int snet_version;
     public int updateServiceVersion;
+    public int appVersion;
 
     // Data
     public Map<String, Module> moduleMap;
@@ -163,6 +164,7 @@ public class MagiskManager extends Application {
         snet_version = prefs.getInt(Const.Key.SNET_VER, -1);
         updateServiceVersion = prefs.getInt(Const.Key.UPDATE_SERVICE_VER, -1);
         customChannelUrl = prefs.getString(Const.Key.CUSTOM_CHANNEL, "");
+        appVersion = prefs.getInt(Const.Key.APP_VER, 0);
     }
 
     public static void toast(String msg, int duration) {
diff --git a/app/src/main/java/com/topjohnwu/magisk/MainActivity.java b/app/src/main/java/com/topjohnwu/magisk/MainActivity.java
index 61f91aa90..2612b16bc 100644
--- a/app/src/main/java/com/topjohnwu/magisk/MainActivity.java
+++ b/app/src/main/java/com/topjohnwu/magisk/MainActivity.java
@@ -16,12 +16,16 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 
+import com.topjohnwu.magisk.asyncs.MarkDownWindow;
 import com.topjohnwu.magisk.components.Activity;
 import com.topjohnwu.magisk.utils.Const;
 import com.topjohnwu.magisk.utils.Shell;
 import com.topjohnwu.magisk.utils.Topic;
 import com.topjohnwu.magisk.utils.Utils;
 
+import java.io.IOException;
+import java.io.InputStream;
+
 import butterknife.BindView;
 import butterknife.ButterKnife;
 
@@ -42,6 +46,7 @@ public class MainActivity extends Activity
     protected void onCreate(final Bundle savedInstanceState) {
 
         MagiskManager mm = getMagiskManager();
+        prefs = mm.prefs;
 
         if (!mm.hasInit) {
             Intent intent = new Intent(this, SplashActivity.class);
@@ -58,11 +63,6 @@ public class MainActivity extends Activity
             ActivityCompat.requestPermissions(this, new String[] { perm }, 0);
         }
 
-        prefs = mm.prefs;
-
-        if (mm.isDarkTheme) {
-            setTheme(R.style.AppTheme_Dark);
-        }
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         ButterKnife.bind(this);
@@ -91,6 +91,17 @@ public class MainActivity extends Activity
             navigate(getIntent().getStringExtra(Const.Key.OPEN_SECTION));
 
         navigationView.setNavigationItemSelectedListener(this);
+
+        if (mm.appVersion < BuildConfig.VERSION_CODE) {
+            prefs.edit().putInt(Const.Key.APP_VER, BuildConfig.VERSION_CODE).apply();
+            mm.appVersion = BuildConfig.VERSION_CODE;
+            try {
+                InputStream is = getAssets().open("changelog.md");
+                new MarkDownWindow(this, getString(R.string.app_changelog), is).exec();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
     }
 
     @Override
diff --git a/app/src/main/java/com/topjohnwu/magisk/SettingsActivity.java b/app/src/main/java/com/topjohnwu/magisk/SettingsActivity.java
index c452053ca..6fb087e6b 100644
--- a/app/src/main/java/com/topjohnwu/magisk/SettingsActivity.java
+++ b/app/src/main/java/com/topjohnwu/magisk/SettingsActivity.java
@@ -38,10 +38,6 @@ public class SettingsActivity extends Activity implements Topic.Subscriber {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        if (getMagiskManager().isDarkTheme) {
-            setTheme(R.style.AppTheme_Transparent_Dark);
-        }
-
         setContentView(R.layout.activity_settings);
         ButterKnife.bind(this);
 
diff --git a/app/src/main/java/com/topjohnwu/magisk/asyncs/MarkDownWindow.java b/app/src/main/java/com/topjohnwu/magisk/asyncs/MarkDownWindow.java
index e5f74951e..ac309cf30 100644
--- a/app/src/main/java/com/topjohnwu/magisk/asyncs/MarkDownWindow.java
+++ b/app/src/main/java/com/topjohnwu/magisk/asyncs/MarkDownWindow.java
@@ -6,15 +6,23 @@ import android.webkit.WebView;
 
 import com.topjohnwu.magisk.MagiskManager;
 import com.topjohnwu.magisk.R;
+import com.topjohnwu.magisk.utils.Utils;
 import com.topjohnwu.magisk.utils.WebService;
 
 import org.commonmark.node.Node;
 import org.commonmark.parser.Parser;
 import org.commonmark.renderer.html.HtmlRenderer;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
 public class MarkDownWindow extends ParallelTask<Void, Void, String> {
 
-    private String mTitle, mUrl;
+    private String mTitle;
+    private String mUrl;
+    private InputStream is;
+
 
     public MarkDownWindow(Activity context, String title, String url) {
         super(context);
@@ -22,9 +30,28 @@ public class MarkDownWindow extends ParallelTask<Void, Void, String> {
         mUrl = url;
     }
 
+    public MarkDownWindow(Activity context, String title, InputStream in) {
+        super(context);
+        mTitle = title;
+        is = in;
+    }
+
     @Override
     protected String doInBackground(Void... voids) {
-        String md = WebService.getString(mUrl);
+        String md;
+        if (mUrl != null) {
+            md = WebService.getString(mUrl);
+        } else {
+            ByteArrayOutputStream out = new ByteArrayOutputStream();
+            try {
+                Utils.inToOut(is, out);
+                md = out.toString();
+                is.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+                return "";
+            }
+        }
         Parser parser = Parser.builder().build();
         HtmlRenderer renderer = HtmlRenderer.builder().build();
         Node doc = parser.parse(md);
diff --git a/app/src/main/java/com/topjohnwu/magisk/components/Activity.java b/app/src/main/java/com/topjohnwu/magisk/components/Activity.java
index cf939bf26..575cb4a55 100644
--- a/app/src/main/java/com/topjohnwu/magisk/components/Activity.java
+++ b/app/src/main/java/com/topjohnwu/magisk/components/Activity.java
@@ -37,6 +37,9 @@ public class Activity extends AppCompatActivity {
         if (this instanceof Topic.Subscriber) {
             ((Topic.Subscriber) this).subscribeTopics();
         }
+        if (getMagiskManager().isDarkTheme) {
+            setTheme(R.style.AppTheme_Dark);
+        }
     }
 
     @Override
diff --git a/app/src/main/java/com/topjohnwu/magisk/components/AlertDialogBuilder.java b/app/src/main/java/com/topjohnwu/magisk/components/AlertDialogBuilder.java
index 0c72a6ce1..568d69444 100644
--- a/app/src/main/java/com/topjohnwu/magisk/components/AlertDialogBuilder.java
+++ b/app/src/main/java/com/topjohnwu/magisk/components/AlertDialogBuilder.java
@@ -9,8 +9,6 @@ import android.support.annotation.StyleRes;
 import android.support.v7.app.AlertDialog;
 import android.view.LayoutInflater;
 import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewStub;
 import android.widget.Button;
 import android.widget.LinearLayout;
 import android.widget.TextView;
@@ -29,7 +27,6 @@ public class AlertDialogBuilder extends AlertDialog.Builder {
     @BindView(R.id.positive) Button positive;
     @BindView(R.id.neutral) Button neutral;
     @BindView(R.id.message) TextView messageView;
-    @BindView(R.id.custom_view) ViewStub custom;
 
     private DialogInterface.OnClickListener positiveListener;
     private DialogInterface.OnClickListener negativeListener;
@@ -59,20 +56,15 @@ public class AlertDialogBuilder extends AlertDialog.Builder {
     }
 
     @Override
-    public AlertDialog.Builder setView(int layoutResId) {
-        custom.setLayoutResource(layoutResId);
-        custom.inflate();
-        return this;
+    public AlertDialog.Builder setTitle(int titleId) {
+        return super.setTitle(titleId);
     }
 
     @Override
-    public AlertDialog.Builder setView(View view) {
-        ViewGroup parent = (ViewGroup) custom.getParent();
-        int idx = parent.indexOfChild(custom);
-        parent.removeView(custom);
-        parent.addView(view, idx);
-        return this;
-    }
+    public AlertDialog.Builder setView(int layoutResId) { return this; }
+
+    @Override
+    public AlertDialog.Builder setView(View view) { return this; }
 
     @Override
     public AlertDialog.Builder setMessage(@Nullable CharSequence message) {
diff --git a/app/src/main/java/com/topjohnwu/magisk/utils/Const.java b/app/src/main/java/com/topjohnwu/magisk/utils/Const.java
index dca44d1aa..aa635e0b9 100644
--- a/app/src/main/java/com/topjohnwu/magisk/utils/Const.java
+++ b/app/src/main/java/com/topjohnwu/magisk/utils/Const.java
@@ -118,6 +118,7 @@ public class Const {
         public static final String BOOT_FORMAT = "boot_format";
         public static final String SNET_VER = "snet_version";
         public static final String UPDATE_SERVICE_VER = "update_service_version";
+        public static final String APP_VER = "app_version";
         public static final String MAGISKHIDE = "magiskhide";
         public static final String HOSTS = "hosts";
         public static final String DISABLE = "disable";
diff --git a/app/src/main/res/layout/activity_about.xml b/app/src/main/res/layout/activity_about.xml
index 1d92f6413..daa46e24a 100644
--- a/app/src/main/res/layout/activity_about.xml
+++ b/app/src/main/res/layout/activity_about.xml
@@ -24,14 +24,12 @@
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                android:layout_marginBottom="8dp"
                 style="?attr/cardStyle"
                 app:cardUseCompatPadding="true">
 
                 <LinearLayout
                     android:layout_width="fill_parent"
                     android:layout_height="wrap_content"
-                    android:layout_marginBottom="8dp"
                     android:orientation="vertical">
 
                     <LinearLayout
@@ -70,13 +68,6 @@
                         app:icon="@drawable/ic_history"
                         app:text="@string/app_changelog"/>
 
-                    <com.topjohnwu.magisk.components.AboutCardRow
-                        android:id="@+id/app_developers"
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content"
-                        app:icon="@drawable/ic_person"
-                        app:text="@string/app_developers"/>
-
                     <com.topjohnwu.magisk.components.AboutCardRow
                         android:id="@+id/app_translators"
                         android:layout_width="match_parent"
@@ -99,14 +90,12 @@
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                android:layout_marginBottom="8dp"
                 style="?attr/cardStyle"
                 app:cardUseCompatPadding="true">
 
                 <LinearLayout
                     android:layout_width="fill_parent"
                     android:layout_height="wrap_content"
-                    android:layout_marginBottom="8dp"
                     android:orientation="vertical">
 
                     <com.topjohnwu.magisk.components.AboutCardRow
diff --git a/app/src/main/res/layout/activity_flash.xml b/app/src/main/res/layout/activity_flash.xml
index fe22f99b4..d33e6e726 100644
--- a/app/src/main/res/layout/activity_flash.xml
+++ b/app/src/main/res/layout/activity_flash.xml
@@ -38,7 +38,6 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_marginTop="10dp"
-        android:background="@color/button_panel_background_color"
         android:orientation="horizontal"
         android:visibility="gone">
 
diff --git a/app/src/main/res/layout/alert_dialog.xml b/app/src/main/res/layout/alert_dialog.xml
index f5fb196d1..91b8c4779 100644
--- a/app/src/main/res/layout/alert_dialog.xml
+++ b/app/src/main/res/layout/alert_dialog.xml
@@ -8,7 +8,7 @@
     <LinearLayout
         android:id="@+id/message_panel"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:orientation="vertical"
         android:paddingBottom="12dip"
         android:paddingEnd="20dip"
@@ -25,11 +25,6 @@
 
     </LinearLayout>
 
-    <ViewStub
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:id="@+id/custom_view"/>
-
     <LinearLayout
         style="?android:attr/buttonBarStyle"
         android:id="@+id/button_panel"
@@ -46,7 +41,7 @@
             android:id="@+id/negative"
             style="?android:attr/buttonBarButtonStyle"
             android:layout_width="0dip"
-            android:layout_height="wrap_content"
+            android:layout_height="match_parent"
             android:layout_gravity="start"
             android:layout_weight="1"
             android:maxLines="2" />
@@ -55,7 +50,7 @@
             android:id="@+id/neutral"
             style="?android:attr/buttonBarButtonStyle"
             android:layout_width="0dip"
-            android:layout_height="wrap_content"
+            android:layout_height="match_parent"
             android:layout_gravity="center_horizontal"
             android:layout_weight="1"
             android:maxLines="2" />
@@ -64,7 +59,7 @@
             android:id="@+id/positive"
             style="?android:attr/buttonBarButtonStyle"
             android:layout_width="0dip"
-            android:layout_height="wrap_content"
+            android:layout_height="match_parent"
             android:layout_gravity="end"
             android:layout_weight="1"
             android:maxLines="2" />
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 5e7783836..72ca20eb6 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -20,5 +20,4 @@
 
 <!-- Flashing colors -->
     <color name="flashing_background_color">@android:color/black</color>
-    <color name="button_panel_background_color">@android:color/darker_gray</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 67bf3ef64..8c10c4908 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -66,12 +66,12 @@
     <string name="about">About</string>
     <string name="app_developers">Main developers</string>
     <string name="app_developers_"><![CDATA[App created by <a href="https://github.com/topjohnwu">topjohnwu</a> in collaboration with <a href="https://github.com/d8ahazard">Digitalhigh</a> and <a href="https://github.com/dvdandroid">Dvdandroid</a>.]]></string>
-    <string name="app_changelog">App\'s changelog</string>
+    <string name="app_changelog">Changelog</string>
     <string name="translators" />
-    <string name="app_version">App\'s version</string>
+    <string name="app_version">Version</string>
     <string name="app_source_code">Source code</string>
     <string name="donation">Donation</string>
-    <string name="app_translators">App\'s translators</string>
+    <string name="app_translators">Translators</string>
     <string name="support_thread">Support thread</string>
 
     <!--Toasts, Dialogs-->