diff --git a/api/src/Link/Sharing.php b/api/src/Link/Sharing.php
index 3fe21df22f..1e50cd0fa2 100644
--- a/api/src/Link/Sharing.php
+++ b/api/src/Link/Sharing.php
@@ -104,7 +104,7 @@ class Sharing extends \EGroupware\Api\Sharing
 				$document['allowOnMultiple'] = true;
 				$document['onExecute'] = "javaScript:app.$appname.share_merge";
 			}
-			$documents['enabled'] = !!($GLOBALS['egw_info']['user']['apps']['stylite']) ?
+			$documents['enabled'] = (boolean)$documents['children'] && !!($GLOBALS['egw_info']['user']['apps']['stylite']) ?
 					"javaScript:app.$appname.is_share_enabled" : false;
 			$actions['share']['children']['shareDocuments'] = $documents;
 		}
diff --git a/api/src/Sharing.php b/api/src/Sharing.php
index 968bb35d85..8b487ded54 100644
--- a/api/src/Sharing.php
+++ b/api/src/Sharing.php
@@ -435,7 +435,8 @@ class Sharing
 						'icon' => 'link',
 						'order' => 11,
 						'enabled' => "javaScript:app.$appname.is_share_enabled",
-						'onExecute' => "javaScript:app.$appname.share_link"
+						'onExecute' => "javaScript:app.$appname.share_link",
+						'hint' => lang("Share this %1 via URL", Link::get_registry($appname, 'entry'))
 					),
 					'shareWritable' => array(
 						'caption' => lang('Writable'),
@@ -443,14 +444,16 @@ class Sharing
 						'icon' => 'edit',
 						'allowOnMultiple' => true,
 						'enabled' => "javaScript:app.$appname.is_share_enabled",
-						'checkbox' => true
+						'checkbox' => true,
+						'hint' => lang("Allow editing the %1", Link::get_registry($appname, 'entry'))
 					),
 					'shareFiles' => array(
 						'caption' => lang('Share files'),
 						'group' => 2,
 						'allowOnMultiple' => true,
 						'enabled' => "javaScript:app.$appname.is_share_enabled",
-						'checkbox' => true
+						'checkbox' => true,
+						'hint' => lang('Include access to any linked files (Links tab)')
 					),
 					'shareFilemanager' => array(
 						'caption' => lang('Filemanager directory'),
@@ -458,7 +461,8 @@ class Sharing
 						'icon' => 'link',
 						'order' => 20,
 						'enabled' => "javaScript:app.$appname.is_share_enabled",
-						'onExecute' => "javaScript:app.$appname.share_link"
+						'onExecute' => "javaScript:app.$appname.share_link",
+						'hint' => lang('Share just the associated filemanager directory, not the %1', Link::get_registry($appname, 'entry'))
 					),
 				),
 		));