From b9c01368c39580ebf90d4395b0b6e3208e916aca Mon Sep 17 00:00:00 2001
From: geido <diegopucci.me@gmail.com>
Date: Wed, 18 Aug 2021 14:57:36 +0200
Subject: [PATCH 1/2] Return original title on unmount

---
 superset-frontend/src/dashboard/containers/DashboardPage.tsx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/superset-frontend/src/dashboard/containers/DashboardPage.tsx b/superset-frontend/src/dashboard/containers/DashboardPage.tsx
index d98e6ed7a1bc8..8b14b76f3d529 100644
--- a/superset-frontend/src/dashboard/containers/DashboardPage.tsx
+++ b/superset-frontend/src/dashboard/containers/DashboardPage.tsx
@@ -42,6 +42,8 @@ const DashboardContainer = React.lazy(
     ),
 );
 
+const documentTitle = document.title;
+
 const DashboardPage: FC = () => {
   const dispatch = useDispatch();
   const { addDangerToast } = useToasts();
@@ -71,6 +73,9 @@ const DashboardPage: FC = () => {
     if (dashboard_title) {
       document.title = dashboard_title;
     }
+    return () => {
+      document.title = documentTitle;
+    };
   }, [dashboard_title]);
 
   useEffect(() => {

From b6a07c310992891688fd9e5ecab57a49aa41bde1 Mon Sep 17 00:00:00 2001
From: geido <diegopucci.me@gmail.com>
Date: Thu, 19 Aug 2021 16:49:41 +0200
Subject: [PATCH 2/2] Name var originalDocumentTitle

---
 superset-frontend/src/dashboard/containers/DashboardPage.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/superset-frontend/src/dashboard/containers/DashboardPage.tsx b/superset-frontend/src/dashboard/containers/DashboardPage.tsx
index 8b14b76f3d529..878d2117ec7b7 100644
--- a/superset-frontend/src/dashboard/containers/DashboardPage.tsx
+++ b/superset-frontend/src/dashboard/containers/DashboardPage.tsx
@@ -42,7 +42,7 @@ const DashboardContainer = React.lazy(
     ),
 );
 
-const documentTitle = document.title;
+const originalDocumentTitle = document.title;
 
 const DashboardPage: FC = () => {
   const dispatch = useDispatch();
@@ -74,7 +74,7 @@ const DashboardPage: FC = () => {
       document.title = dashboard_title;
     }
     return () => {
-      document.title = documentTitle;
+      document.title = originalDocumentTitle;
     };
   }, [dashboard_title]);