diff --git a/.gitignore b/.gitignore
index 44aa37e47..ff15a1953 100644
--- a/.gitignore
+++ b/.gitignore
@@ -88,6 +88,7 @@ database.sql
 VERSION
 REVISION
 .php_cs.cache
+manifest.json
 
 /tests/_log/*
 /tests/_temp/*
diff --git a/assets/src/css/style.css b/assets/src/css/style.css
index d5f53d2b1..b52dc110c 100644
--- a/assets/src/css/style.css
+++ b/assets/src/css/style.css
@@ -880,3 +880,8 @@ input.small-width {
     max-width: 20px;
     max-height: 20px;
 }
+
+.logo-image {
+    max-width: 100px;
+    max-height: 100px;
+}
diff --git a/assets/src/img/logo.png b/assets/src/img/logo.png
index 01fb6bc8e..52e392234 100644
Binary files a/assets/src/img/logo.png and b/assets/src/img/logo.png differ
diff --git a/assets/src/img/osm_loading.gif b/assets/src/img/osm_loading.gif
deleted file mode 100644
index 57f462b79..000000000
Binary files a/assets/src/img/osm_loading.gif and /dev/null differ
diff --git a/assets/src/js/functions/init.js b/assets/src/js/functions/init.js
index 866f52574..6a0559fd0 100644
--- a/assets/src/js/functions/init.js
+++ b/assets/src/js/functions/init.js
@@ -30,7 +30,7 @@ function init() {
     // Aggiunta nell'URL del nome tab su cui tornare dopo il submit
     // Blocco del pulsante di submit dopo il primo submit
     $('form').on("submit", function(e) {
-        if ($(this).parsley().validate() && e.result) {
+        if ($(this).parsley().validate() && (e.result == undefined || e.result)) {
             $(this).submit(function () {
                 return false;
             });
diff --git a/include/bottom.php b/include/bottom.php
index f475caf20..dfdf953d6 100644
--- a/include/bottom.php
+++ b/include/bottom.php
@@ -81,10 +81,10 @@ if (Auth::check()) {
         
         </script>';
 
-    echo '
-        <script>$(document).ready(init)</script>';
 }
 
+echo '
+        <script>$(document).ready(init)</script>';
 echo '
 	</body>
 </html>';
diff --git a/include/init/configuration.php b/include/init/configuration.php
index dd2d13b9c..005457e6f 100644
--- a/include/init/configuration.php
+++ b/include/init/configuration.php
@@ -162,6 +162,30 @@ $db_name = \'|database|\';
         }
         // Continua con l'esecuzione delle operazioni previste
         else {
+            // Creazione manifest.json
+            $manifest = '{
+    "dir" : "ltr",
+    "lang" : "it-IT",
+    "name" : "OpenSTAManager",
+    "scope" : "'.ROOTDIR.'",
+    "display" : "fullscreen",
+    "start_url" : "'.ROOTDIR.'",
+    "short_name" : "OSM",
+    "theme_color" : "transparent",
+    "description" : "OpenSTAManager",
+    "orientation" : "any",
+    "background_color" : "transparent",
+    "generated" : "true",
+    "icons" : [
+        {
+            "src": "assets/dist/img/logo.png",
+            "type": "image/png",
+            "sizes": "512x512"
+        }
+    ]
+}';
+            file_put_contents('manifest.json', $manifest);
+
             redirect(ROOTDIR.'/index.php');
             exit();
         }
@@ -286,7 +310,7 @@ if (empty($creation) && (!file_exists('config.inc.php') || !$valid_config)) {
     echo '
         <div class="box box-center-large box-warning">
             <div class="box-header with-border text-center">
-                <img src="'.$img.'/logo.png" alt="'.tr('OSM Logo').'">
+                <img src="'.$img.'/logo.png" class="logo-image" alt="'.tr('OSM Logo').'">
                 <h3 class="box-title">'.tr('OpenSTAManager').'</h3>
             </div>
 
diff --git a/include/init/init.php b/include/init/init.php
index ad4c3535a..e83fac3c2 100644
--- a/include/init/init.php
+++ b/include/init/init.php
@@ -105,7 +105,7 @@ $img = App::getPaths()['img'];
 echo '
 <div class="box box-center-large box-warning">
     <div class="box-header with-border text-center">
-        <img src="'.$img.'/logo.png" alt="'.tr('OSM Logo').'">
+        <img src="'.$img.'/logo.png" class="logo-image" alt="'.tr('OSM Logo').'">
         <h3 class="box-title">'.tr('OpenSTAManager').'</h3>
     </div>
 
diff --git a/include/top.php b/include/top.php
index 2b9f52438..cbe54e74d 100644
--- a/include/top.php
+++ b/include/top.php
@@ -18,9 +18,14 @@ echo '<!DOCTYPE html>
         <meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
 
         <meta name="robots" content="noindex,nofollow">
-
+        
 		<link href="'.$paths['img'].'/favicon.png" rel="icon" type="image/x-icon" />';
 
+if (file_exists(DOCROOT.'/manifest.json')){
+    echo '
+        <link rel="manifest" href="'.ROOTDIR.'/manifest.json">';
+}
+
 // CSS
 foreach (App::getAssets()['css'] as $style) {
     echo '
diff --git a/index.php b/index.php
index 696ad2a99..ee371b956 100644
--- a/index.php
+++ b/index.php
@@ -129,7 +129,7 @@ if (!empty(flash()->getMessage('error'))) {
 echo '
 			<form action="?op=login" method="post" class="login-box box" autocomplete="off" >
 				<div class="box-header with-border text-center">
-					<img src="'.App::getPaths()['img'].'/logo.png" alt="'.tr('OSM Logo').'">
+					<img src="'.App::getPaths()['img'].'/logo.png" class="logo-image" alt="'.tr('OSM Logo').'">
 					<h3 class="box-title">'.tr('OpenSTAManager').'</h3>
 				</div>
 
diff --git a/info.php b/info.php
index 7175c534a..844ba4788 100644
--- a/info.php
+++ b/info.php
@@ -11,7 +11,7 @@ include_once App::filepath('include|custom|', 'top.php');
 echo '
 <div class="box">
     <div class="box-header">
-        <img src="'.$paths['img'].'/logo.png" alt="'.tr('OSM Logo').'">
+        <img src="'.$paths['img'].'/logo.png" class="logo-image" alt="'.tr('OSM Logo').'">
         <h3 class="box-title">'.tr('OpenSTAManager').'</h3>
         <div class="pull-right">
             <i class="fa fa-info"></i> '.tr('Informazioni').'