diff --git a/bl-kernel/admin/views/editor.php b/bl-kernel/admin/views/editor.php
index a4b67003..a231ca69 100644
--- a/bl-kernel/admin/views/editor.php
+++ b/bl-kernel/admin/views/editor.php
@@ -131,12 +131,21 @@
 		// Ctrl+S or Command+S
 		if ((event.ctrlKey || event.metaKey) && event.which == 83) {
 			event.preventDefault();
+
+            // Parse all custom fields inputs
             var customFields = {}
             $('input[name^="custom"]').each(function() {
                 var field = $(this).data('field')
                 var value = $(this).val()
                 customFields[field] = value
             });
+            $('select[name^="custom"]').each(function() {
+                var field = $(this).data('field');
+                var value = $(this).val();
+                customFields[field] = value;
+            });
+
+            // Create array with all inputs
 			var args = {
                 slug: $('#friendlyURL').val(),
 				title: $('#title').val(),
@@ -186,12 +195,20 @@
 		});
 
 		$('#btnSave').on('click', function() {
+            // Parse all custom fields inputs
             var customFields = {}
             $('input[name^="custom"]').each(function() {
                 var field = $(this).data('field')
                 var value = $(this).val()
                 customFields[field] = value
             });
+            $('select[name^="custom"]').each(function() {
+                var field = $(this).data('field');
+                var value = $(this).val();
+                customFields[field] = value;
+            });
+
+            // Create array with all inputs
             var args = {
                 slug: $('#friendlyURL').val(),
                 title: $('#title').val(),
@@ -383,13 +400,20 @@
 				return false;
 			}
 
+            // Parse all custom fields inputs
             var customFields = {}
             $('input[name^="custom"]').each(function() {
                 var field = $(this).data('field')
                 var value = $(this).val()
                 customFields[field] = value
             });
+            $('select[name^="custom"]').each(function() {
+                var field = $(this).data('field');
+                var value = $(this).val();
+                customFields[field] = value;
+            });
 
+            // Create array with all inputs
             var args = {
                 slug: $('#friendlyURL').val(),
                 title: $('#title').val(),
@@ -687,12 +711,12 @@
                                 'data' => array('field' => $field)
                             ));
                         } elseif ($options['type']=="bool") {
-                            echo Bootstrap::formCheckbox(array(
-                                'name'=>'custom['.$field.']',
-                                'label'=>(isset($options['label'])?$options['label']:''),
-                                'placeholder'=>(isset($options['placeholder'])?$options['placeholder']:''),
-                                'checked'=>(($pageKey && $page->custom($field))?true:false),
-                                'labelForCheckbox'=>(isset($options['tip'])?$options['tip']:''),
+                            echo Bootstrap::formSelectBlock(array(
+                                'name' => 'custom['.$field.']',
+                                'label' => (isset($options['label'])?$options['label']:''),
+                                'options' => array('true' => $L->g('Enabled'), 'false' => $L->g('Disabled')),
+                                'selected' => (($pageKey && $page->custom($field))?'true':'false'),
+                                'tip' => (isset($options['tip'])?$options['tip']:''),
                                 'data' => array('field' => $field)
                             ));
                         }
@@ -722,12 +746,12 @@
                                 'data' => array('field' => $field)
                             ));
                         } elseif ($options['type']=="bool") {
-                            echo Bootstrap::formCheckbox(array(
-                                'name'=>'custom['.$field.']',
-                                'label'=>(isset($options['label'])?$options['label']:''),
-                                'placeholder'=>(isset($options['placeholder'])?$options['placeholder']:''),
-                                'checked'=>(($pageKey && $page->custom($field))?true:false),
-                                'labelForCheckbox'=>(isset($options['tip'])?$options['tip']:''),
+                            echo Bootstrap::formSelectBlock(array(
+                                'name' => 'custom['.$field.']',
+                                'label' => (isset($options['label'])?$options['label']:''),
+                                'options' => array('true' => $L->g('Enabled'), 'false' => $L->g('Disabled')),
+                                'selected' => (($pageKey && $page->custom($field))?'true':'false'),
+                                'tip' => (isset($options['tip'])?$options['tip']:''),
                                 'data' => array('field' => $field)
                             ));
                         }
@@ -800,6 +824,37 @@
 			</script>
 			<!-- End Tags -->
 
+
+            <!-- Custom fields menu position -->
+            <?php
+                $customFields = $site->customFields();
+                foreach ($customFields as $field=>$options) {
+                    if ( isset($options['position']) && ($options['position']=='menu') ) {
+                        if ($options['type']=="string") {
+                            echo '<h6 class="text-uppercase mt-4">'.(isset($options['label'])?$options['label']:'').'</h6>';
+                            echo Bootstrap::formInputTextBlock(array(
+                                'name'=>'custom['.$field.']',
+                                'value'=>(($pageKey && $page->custom($field))?$page->custom($field):''),
+                                'tip'=>(isset($options['tip'])?$options['tip']:''),
+                                'placeholder'=>(isset($options['placeholder'])?$options['placeholder']:''),
+                                'class'=>'',
+                                'data' => array('field' => $field)
+                            ));
+                        } elseif ($options['type']=="bool") {
+                            echo '<h6 class="text-uppercase mt-4">'.(isset($options['label'])?$options['label']:'').'</h6>';
+                            echo Bootstrap::formSelectBlock(array(
+                                'name' => 'custom['.$field.']',
+                                'label' => '',
+                                'options' => array('true' => $L->g('Enabled'), 'false' => $L->g('Disabled')),
+                                'selected' => (($pageKey && $page->custom($field))?true:false),
+                                'tip' => (isset($options['tip'])?$options['tip']:''),
+                                'data' => array('field' => $field)
+                            ));
+                        }
+                    }
+                }
+            ?>
+
 			<h6 class="text-uppercase mt-4"><?php $L->p('More options') ?></h6>
 			<ul class="list-group">
 				<li class="list-group-item p-0 pt-3 bg-transparent border-0"><a onclick="fmOpen()" href="#"><i class="bi bi-files"></i><?php $L->p('Files & images') ?></a></li>
diff --git a/bl-kernel/admin/views/login.php b/bl-kernel/admin/views/login.php
index 82af8701..4080a627 100644
--- a/bl-kernel/admin/views/login.php
+++ b/bl-kernel/admin/views/login.php
@@ -24,9 +24,10 @@
 	});
 </script>
 
-<?php
+<img class="mx-auto d-block w-25 mb-4" alt="logo" src="<?php echo HTML_PATH_CORE_IMG . 'logo.svg' ?>" />
+<h1 class="text-center text-uppercase mb-4"><?php echo $site->title() ?></h1>
 
-echo '<h1 class="text-center fw-normal mb-5">'.$site->title().'</h1>';
+<?php
 
 echo Bootstrap::formOpen(array('name'=>'login'));
 
@@ -60,7 +61,7 @@ echo Bootstrap::formOpen(array('name'=>'login'));
 	</div>
 
 	<div class="mt-4">
-		<button type="submit" class="btn btn-primary btn-lg me-2 w-100" name="save">'.$L->g('Login').'</button>
+		<button type="submit" class="btn btn-secondary btn-lg me-2 w-100" name="save">'.$L->g('Login').'</button>
 	</div>
 	';
 
diff --git a/bl-kernel/admin/views/settings.php b/bl-kernel/admin/views/settings.php
index cb70af14..bb199b28 100644
--- a/bl-kernel/admin/views/settings.php
+++ b/bl-kernel/admin/views/settings.php
@@ -48,6 +48,12 @@
 			args[key] = value;
 		});
 
+        if (!isJson($('#customFields').val())) {
+            logs('Invalid JSON format for custom fields.');
+			showAlertError("<?php $L->p('Invalid JSON format for custom fields') ?>");
+            return false;
+        }
+
 		api.saveSettings(args).then(function(response) {
 			if (response.status == 0) {
 				logs('Settings saved.');
@@ -685,7 +691,8 @@
 			'value' => json_encode($site->customFields(), JSON_PRETTY_PRINT),
 			'tip' => $L->g('define-custom-fields-for-the-content'),
 			'rows' => 15,
-			'data' => array('save' => 'true')
+			'data' => array('save' => 'true'),
+            'disable-current-value' => false
 		));
 		?>
 	</div>
diff --git a/bl-kernel/boot/init.php b/bl-kernel/boot/init.php
index 763d066c..d1b59436 100644
--- a/bl-kernel/boot/init.php
+++ b/bl-kernel/boot/init.php
@@ -7,17 +7,16 @@ define('BLUDIT_RELEASE_DATE',	'2021-05-23');
 define('BLUDIT_BUILD',			'20210523');
 
 // Debug mode
-// Change to FALSE, for prevent warning or errors on browser
 define('DEBUG_MODE', TRUE);
 define('DEBUG_TYPE', 'INFO'); // INFO, TRACE
 error_reporting(0); // Turn off all error reporting
+ini_set("display_errors", 0); // Turn off display errors in browser
+ini_set('display_startup_errors', 0);
 if (DEBUG_MODE) {
-    // Turn on all error reporting
-    ini_set("display_errors", 0);
-    ini_set('display_startup_errors',0);
+    // Turn on all error reporting, will be display in log server
     ini_set("html_errors", 1);
     ini_set('log_errors', 1);
-    error_reporting(E_ALL | E_STRICT | E_NOTICE);
+    error_reporting(E_ALL);
 }
 
 // PHP paths
diff --git a/bl-kernel/helpers/bootstrap.class.php b/bl-kernel/helpers/bootstrap.class.php
index bc58b7d0..a4d78ce9 100644
--- a/bl-kernel/helpers/bootstrap.class.php
+++ b/bl-kernel/helpers/bootstrap.class.php
@@ -84,15 +84,30 @@ EOF;
 			$class = $class.' '.$args['class'];
 		}
 
-		$html = '<div>';
-		if (!empty($args['label'])) {
-			$html .= '<label for="'.$id.'">'.$args['label'].'</label>';
+		$tip = '';
+		if (!empty($args['tip'])) {
+			$tip = '<div class="form-text">'.$args['tip'].'</div>';
 		}
-		$html .= '<select id="'.$id.'" name="'.$name.'" class="'.$class.'">';
+
+		$data = 'data-current-value="'.$args['selected'].'"';
+		if (isset($args['data'])) {
+			if (is_array($args['data'])) {
+				foreach ($args['data'] as $x => $y) {
+					$data .= 'data-'.$x.' = "'.$y.'"';
+				}
+			}
+		}
+
+		$html = '<div class="mb-2">';
+		if (!empty($args['label'])) {
+			$html .= '<label class="col-sm-2 col-form-label" for="'.$id.'">'.$args['label'].'</label>';
+		}
+		$html .= '<select id="'.$id.'" name="'.$name.'" class="'.$class.'" '.$data.'>';
 		foreach ($args['options'] as $key=>$value) {
 			$html .= '<option '.(($key==$args['selected'])?'selected':'').' value="'.$key.'">'.$value.'</option>';
 		}
 		$html .= '</select>';
+        $html .= $tip;
 		$html .= '</div>';
 
 		return $html;
@@ -121,14 +136,16 @@ EOF;
 			$class = $class.' '.$args['class'];
 		}
 
-		$data = 'data-current-value="'.$value.'"';
-		if (isset($args['data'])) {
-			if (is_array($args['data'])) {
-				foreach ($args['data'] as $x => $y) {
-					$data .= ' data-'.$x.' = "'.$y.'"';
-				}
-			}
-		}
+        if (!isset($args['disable-current-value'])) {
+            $data = 'data-current-value="'.$value.'"';
+        }
+        if (isset($args['data'])) {
+            if (is_array($args['data'])) {
+                foreach ($args['data'] as $x => $y) {
+                    $data .= ' data-'.$x.' = "'.$y.'"';
+                }
+            }
+        }
 
 return <<<EOF
 <div class="mb-3 row">
diff --git a/bl-kernel/js/functions.js b/bl-kernel/js/functions.js
index 31879ba9..e0e89536 100644
--- a/bl-kernel/js/functions.js
+++ b/bl-kernel/js/functions.js
@@ -1,5 +1,5 @@
 /*
-    Javascript global functions
+  Javascript global functions
 */
 
 function sanitizeHTML(text) {
@@ -55,4 +55,16 @@ function formatBytes(bytes, decimals = 2) {
 	const i = Math.floor(Math.log(bytes) / Math.log(k));
 
 	return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
+}
+
+/*
+  Returns TRUE if the JSON text is valid, FALSE otherwise
+*/
+function isJson(text) {
+  try {
+    JSON.parse(text);
+  } catch (e) {
+    return false;
+  }
+  return true;
 }
\ No newline at end of file
diff --git a/bl-kernel/pages.class.php b/bl-kernel/pages.class.php
index 42199635..3987c808 100644
--- a/bl-kernel/pages.class.php
+++ b/bl-kernel/pages.class.php
@@ -213,7 +213,15 @@ class Pages extends dbJSON {
                         $html = Sanitize::html($customValue);
                         // Store the custom field as defined type
                         if (isset($customFields[$customField])) {
-                            settype($html, $customFields[$customField]['type']);
+                            if ($customFields[$customField]['type']=='bool') {
+                                if ($html==='false' or $html===false) {
+                                    $html = false;
+                                } else {
+                                    $html = true;
+                                }
+                            } else {
+                                settype($html, $customFields[$customField]['type']);
+                            }
                             $row['custom'][$customField]['value'] = $html;
                         }
                     }
@@ -853,12 +861,8 @@ class Pages extends dbJSON {
     // The structure for the custom fields need to be a valid JSON format
     // The custom fields are incremental, this means the custom fields are never deleted
     // The pages only store the value of the custom field, the structure of the custom fields are in the database site.php
-    public function setCustomFields($fields)
+    public function setCustomFields($customFields)
     {
-        $customFields = json_decode($fields, true);
-        if (json_last_error() != JSON_ERROR_NONE) {
-            return false;
-        }
         foreach ($this->db as $pageKey=>$pageFields) {
             foreach ($customFields as $customField=>$customValues) {
                 if (!isset($pageFields['custom'][$customField])) {
@@ -870,7 +874,6 @@ class Pages extends dbJSON {
                 }
             }
         }
-
         return $this->save();
     }