diff --git a/include/init/configuration.php b/include/init/configuration.php
index 06c2decc3..0bdfcbe5c 100755
--- a/include/init/configuration.php
+++ b/include/init/configuration.php
@@ -179,32 +179,13 @@ if (post('db_host') !== null) {
         }
         // Continua con l'esecuzione delle operazioni previste
         else {
-            // Creazione manifest.json
-            $manifest = '{
-                "dir" : "ltr",
-                "lang" : "'.((empty($lang) || $lang == '|lang|') ? 'it-IT' : str_replace('_','-',$lang)).'",
-                "name" : "'.tr('OpenSTAManager').'",
-                "scope" : "'.((empty(base_path()) || base_path()=='/') ? '' : '.').'",
-                "display" : "fullscreen",
-                "start_url" : "'.((empty(base_path()) || base_path()=='/') ? '/' : './').'",
-                "short_name" : "OSM",
-                "theme_color" : "transparent",
-                "description" : "'.tr('OpenSTAManager').'",
-                "orientation" : "any",
-                "background_color" : "transparent",
-                "generated" : "true",
-                "icons" : [
-                    {
-                        "src": "assets/dist/img/logo_completo.png",
-                        "type": "image/png",
-                        "sizes": "489x91"
-                    }
-                ]
-            }';
-            file_put_contents('manifest.json', $manifest);
 
+            // Creazione manifest.json
+            include_once App::filepath('include/init', 'manifest.php');
             redirect(base_path().'/index.php');
             exit();
+
+            
         }
     }
 }
diff --git a/include/init/manifest.php b/include/init/manifest.php
new file mode 100644
index 000000000..3ed630fb7
--- /dev/null
+++ b/include/init/manifest.php
@@ -0,0 +1,65 @@
+<?php
+/*
+ * OpenSTAManager: il software gestionale open source per l'assistenza tecnica e la fatturazione
+ * Copyright (C) DevCode s.r.l.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+$creation = file_put_contents('manifest.json', '');
+
+if (!$creation) {
+
+    $manifest = '{
+
+        "dir" : "ltr",
+        "lang" : "'.((empty($lang) || $lang == '|lang|') ? 'it-IT' : str_replace('_','-',$lang)).'",
+        "name" : "'.tr('OpenSTAManager').'",
+        "scope" : "'.((empty(base_path()) || base_path()=='/') ? '' : '.').'",
+        "display" : "fullscreen",
+        "start_url" : "'.((empty(base_path()) || base_path()=='/') ? '/' : './').'",
+        "short_name" : "OSM",
+        "theme_color" : "transparent",
+        "description" : "'.tr('OpenSTAManager').'",
+        "orientation" : "any",
+        "background_color" : "transparent",
+        "generated" : "true",
+        "icons" : [
+            {
+                "src": "'.App::getPaths()['img'].'/logo_completo.png",
+                "type": "image/png",
+                "sizes": "489x91"
+            }
+        ]
+}';
+
+    
+    file_put_contents('manifest.json', $manifest);
+
+}else{
+
+    echo '
+    <div class="box box-center box-danger box-solid text-center">
+			<div class="box-header with-border">
+				<h3 class="box-title">'.tr('Permessi di scrittura mancanti').'</h3>
+			</div>
+			<div class="box-body">
+                <p>'.tr('Sembra che non ci siano i permessi di scrittura sul file _FILE_', [
+                    '_FILE_' => '<b>manifest.json</b>',
+                ]).'</p>
+            </div>
+    </div>';
+}
+
+
diff --git a/include/init/requirements.php b/include/init/requirements.php
index c6ad6c2ca..477cf0901 100755
--- a/include/init/requirements.php
+++ b/include/init/requirements.php
@@ -210,7 +210,7 @@ foreach ($db as $name => $values) {
 
 
 // Percorsi di servizio
-$dirs = [
+$dirs_to_check = [
     'backup' => tr('Necessario per il salvataggio dei backup'),
     'files' => tr('Necessario per il salvataggio di file inseriti dagli utenti'),
     'files/temp' => tr('Necessario per la generazione delle stampe'),
@@ -218,7 +218,7 @@ $dirs = [
 ];
 
 $directories = [];
-foreach ($dirs as $name => $description) {
+foreach ($dirs_to_check as $name => $description) {
     $status = is_writable(base_dir().DIRECTORY_SEPARATOR.$name);
 
     $directories[] = [
@@ -230,6 +230,28 @@ foreach ($dirs as $name => $description) {
 }
 
 
+// File di servizio
+$files_to_check = [
+    'manifest.json' => tr('Necessario per aggiunta a schermata home da terminale'),
+    'database_5_7.json' => tr('Necessario per il controllo integrità con database MySQL 5.7.x'),
+    'database.json' => tr('Necessario per il controllo integrità con database MySQL 8.0.x'),
+    'checksum.json' => tr('Necessario per il controllo integrità dei files del gestionale'),
+];
+
+$files = [];
+foreach ($files_to_check as $name => $description) {
+    $status = is_writable(base_dir().DIRECTORY_SEPARATOR.$name);
+
+    $files[] = [
+        'name' => $name,
+        'description' => $description,
+        'status' => $status,
+        'type' => tr('File'),
+    ];
+}
+
+
+
 $requirements = [
     tr('Apache') => $apache,
     tr('PHP (_VERSION_ _SUPPORTED_)', [
@@ -238,6 +260,7 @@ $requirements = [
     ]) => $php,
     tr('MySQL') => $mysql,
     tr('Percorsi di servizio') => $directories,
+    tr('File di servizio') => $files,
 ];
 
 if (!$database->isInstalled() || empty($mysql)){
@@ -276,8 +299,8 @@ foreach ($requirements as $key => $values) {
         echo '
             <tr class="'.($value['status'] ? 'success' : 'danger').'">
                 <td style="width: 10px"><i class="fa fa-'.($value['status'] ? 'check' : 'times').'"></i></td>
-                <td>'.$value['type'].'</td>
-                <td>'.$value['name'].'</td>
+                <td style="width: 120px" >'.$value['type'].'</td>
+                <td style="width: 200px" >'.$value['name'].'</td>
                 <td>'.$value['description'].'</td>
             </tr>';
     }
diff --git a/include/top.php b/include/top.php
index 100c59315..f91543d07 100755
--- a/include/top.php
+++ b/include/top.php
@@ -46,7 +46,7 @@ echo '<!DOCTYPE html>
 
 if (file_exists(base_dir().'/manifest.json')) {
     echo '
-        <link rel="manifest" href="'.base_path().'/manifest.json">';
+        <link rel="manifest" href="'.base_path().'/manifest.json?r='.rand().'">';
 }
 
 // CSS