diff --git a/CODEOWNERS b/CODEOWNERS
index 2ff8752871..8e6f8eb5e9 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -3,15 +3,16 @@
 # These owners will be the default owners for everything in
 # the repo. Unless a later match takes precedence,
 
-*					@surajshetty3416, @netchampfaris
+*					@frappe/frappe-review-team
 website/			@scmmishra
+web_form/			@scmmishra
 templates/			@scmmishra
 www/ 				@scmmishra
 integrations/		@Mangesh-Khairnar
-patches/			@surajshetty3416 @sahil28297
+patches/			@sahil28297
 dashboard/			@prssanna
 email/				@Thunderbottom
 event_streaming/ 	@ruchamahabal
 data_import* 		@netchampfaris
 core/				@surajshetty3416
-requirements.txt	@gavindsouza
\ No newline at end of file
+requirements.txt	@gavindsouza
diff --git a/frappe/desk/doctype/dashboard_chart/dashboard_chart.json b/frappe/desk/doctype/dashboard_chart/dashboard_chart.json
index 9652ae3945..676cdbe24a 100644
--- a/frappe/desk/doctype/dashboard_chart/dashboard_chart.json
+++ b/frappe/desk/doctype/dashboard_chart/dashboard_chart.json
@@ -49,7 +49,8 @@
    "fieldname": "chart_type",
    "fieldtype": "Select",
    "label": "Chart Type",
-   "options": "Count\nSum\nAverage\nGroup By\nCustom\nReport"
+   "options": "Count\nSum\nAverage\nGroup By\nCustom\nReport",
+   "set_only_once": 1
   },
   {
    "depends_on": "eval:doc.chart_type === 'Custom'",
@@ -215,7 +216,7 @@
   }
  ],
  "links": [],
- "modified": "2020-03-31 16:00:01.987059",
+ "modified": "2020-04-08 18:54:36.739183",
  "modified_by": "Administrator",
  "module": "Desk",
  "name": "Dashboard Chart",
diff --git a/frappe/desk/doctype/notification_settings/notification_settings.js b/frappe/desk/doctype/notification_settings/notification_settings.js
index d4e3b08def..b8b7f37a4f 100644
--- a/frappe/desk/doctype/notification_settings/notification_settings.js
+++ b/frappe/desk/doctype/notification_settings/notification_settings.js
@@ -8,5 +8,14 @@ frappe.ui.form.on('Notification Settings', {
 			route: '#modules/Settings',
 			type: 'Custom'
 		});
+	},
+
+	refresh: (frm) => {
+		if (frappe.user.has_role('System Manager')) {
+			frm.add_custom_button('Go to Notification Settings List', () => {
+				frappe.set_route('List', 'Notification Settings');
+			});
+		}
 	}
+
 });
diff --git a/frappe/desk/doctype/notification_settings/notification_settings.py b/frappe/desk/doctype/notification_settings/notification_settings.py
index 233d15e3ce..6b5a13ee27 100644
--- a/frappe/desk/doctype/notification_settings/notification_settings.py
+++ b/frappe/desk/doctype/notification_settings/notification_settings.py
@@ -62,7 +62,14 @@ def get_subscribed_documents():
 def get_permission_query_conditions(user):
 	if not user: user = frappe.session.user
 
-	return '''(`tabNotification Settings`.user = '{user}')'''.format(user=user)
+	if user == 'Administrator':
+		return
+
+	roles = frappe.get_roles(user)
+	if "System Manager" in roles:
+		return '''(`tabNotification Settings`.name != 'Administrator')'''
+
+	return '''(`tabNotification Settings`.name = '{user}')'''.format(user=user)
 
 @frappe.whitelist()
 def set_seen_value(value, user):
diff --git a/frappe/public/less/link_preview.less b/frappe/public/less/link_preview.less
index 5bc9767815..22a61a79e7 100644
--- a/frappe/public/less/link_preview.less
+++ b/frappe/public/less/link_preview.less
@@ -37,6 +37,7 @@
             padding-bottom: 5px;
             max-width: 330px;
             min-width: 200px;
+            overflow-wrap: break-word;
 
             .preview-field {
                 padding-bottom: 10px;