diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 2148b4a82..4f293e096 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          android:versionCode="11"
+          android:versionCode="12"
           android:versionName="1.8"
           package="org.kiwix.kiwixmobile">
 
diff --git a/libs/armeabi/libkiwix.so b/libs/armeabi/libkiwix.so
index f4b28c2c3..42ec616f7 100755
Binary files a/libs/armeabi/libkiwix.so and b/libs/armeabi/libkiwix.so differ
diff --git a/libs/mips/libkiwix.so b/libs/mips/libkiwix.so
index e2cb74413..ada8c119f 100755
Binary files a/libs/mips/libkiwix.so and b/libs/mips/libkiwix.so differ
diff --git a/libs/x86/libkiwix.so b/libs/x86/libkiwix.so
index 5d3194f25..36ab341a1 100755
Binary files a/libs/x86/libkiwix.so and b/libs/x86/libkiwix.so differ
diff --git a/src/org/kiwix/kiwixmobile/KiwixMobileFragment.java b/src/org/kiwix/kiwixmobile/KiwixMobileFragment.java
index 899c6f50e..fb476ad90 100644
--- a/src/org/kiwix/kiwixmobile/KiwixMobileFragment.java
+++ b/src/org/kiwix/kiwixmobile/KiwixMobileFragment.java
@@ -101,7 +101,7 @@ public class KiwixMobileFragment extends Fragment {
 
     private static final String PREF_KIWIX_MOBILE = "kiwix-mobile";
 
-    private static final String PREF_BACK_TO_TOP = "pref_back_to_top";
+    private static final String PREF_BACKTOTOP = "pref_backtotop";
 
     private static final String AUTOMATIC = "automatic";
 
@@ -135,7 +135,7 @@ public class KiwixMobileFragment extends Fragment {
 
     protected int requestWebReloadOnFinished;
 
-    private boolean isButtonEnabled;
+    private boolean isBacktotopEnabled;
 
     private SharedPreferences mySharedPreferences;
 
@@ -158,7 +158,7 @@ public class KiwixMobileFragment extends Fragment {
         requestWebReloadOnFinished = 0;
         requestInitAllMenuItems = false;
         nightMode = false;
-        isButtonEnabled = true;
+        isBacktotopEnabled = false;
         isFullscreenOpened = false;
     }
 
@@ -385,7 +385,7 @@ public class KiwixMobileFragment extends Fragment {
 
             @Override
             public void onPageChanged(int page, int maxPages) {
-                if (isButtonEnabled) {
+                if (isBacktotopEnabled) {
                     if (webView.getScrollY() > 200) {
                         if (mBackToTopButton.getVisibility() == View.INVISIBLE) {
                             mBackToTopButton.setText(R.string.button_backtotop);
@@ -653,7 +653,7 @@ public class KiwixMobileFragment extends Fragment {
         String pref_zoom = mySharedPreferences.getString(PREF_ZOOM, AUTOMATIC);
         Boolean pref_zoom_enabled = mySharedPreferences.getBoolean(PREF_ZOOM_ENABLED, false);
         Boolean pref_nightmode = mySharedPreferences.getBoolean(PREF_NIGHTMODE, false);
-        isButtonEnabled = mySharedPreferences.getBoolean(PREF_BACK_TO_TOP, isButtonEnabled);
+        isBacktotopEnabled = mySharedPreferences.getBoolean(PREF_BACKTOTOP, false);
 
         if (pref_zoom.equals(AUTOMATIC)) {
             setDefaultZoom();
@@ -674,7 +674,7 @@ public class KiwixMobileFragment extends Fragment {
         webView.getSettings().setBuiltInZoomControls(true);
         webView.getSettings().setDisplayZoomControls(pref_zoom_enabled);
 
-        if (!isButtonEnabled) {
+        if (!isBacktotopEnabled) {
             mBackToTopButton.setVisibility(View.INVISIBLE);
         }