diff --git a/api/v2/memo_service.go b/api/v2/memo_service.go
index 57dfa4e4..fa190a4e 100644
--- a/api/v2/memo_service.go
+++ b/api/v2/memo_service.go
@@ -53,6 +53,15 @@ func (s *APIV2Service) CreateMemo(ctx context.Context, request *apiv2pb.CreateMe
 		Content:    request.Content,
 		Visibility: store.Visibility(request.Visibility.String()),
 	}
+	// Find disable public memos system setting.
+	disablePublicMemosSystem, err := s.getDisablePublicMemosSystemSettingValue(ctx)
+	if err != nil {
+		return nil, status.Errorf(codes.Internal, "failed to get system setting")
+	}
+	if disablePublicMemosSystem && create.Visibility == store.Public {
+		return nil, status.Errorf(codes.PermissionDenied, "disable public memos system setting is enabled")
+	}
+
 	memo, err := s.Store.CreateMemo(ctx, create)
 	if err != nil {
 		return nil, err
@@ -591,6 +600,21 @@ func (s *APIV2Service) getMemoDisplayWithUpdatedTsSettingValue(ctx context.Conte
 	return memoDisplayWithUpdatedTs, nil
 }
 
+func (s *APIV2Service) getDisablePublicMemosSystemSettingValue(ctx context.Context) (bool, error) {
+	disablePublicMemosSystemSetting, err := s.Store.GetSystemSetting(ctx, &store.FindSystemSetting{
+		Name: apiv1.SystemSettingDisablePublicMemosName.String(),
+	})
+	if err != nil {
+		return false, errors.Wrap(err, "failed to find system setting")
+	}
+	disablePublicMemos := false
+	err = json.Unmarshal([]byte(disablePublicMemosSystemSetting.Value), &disablePublicMemos)
+	if err != nil {
+		return false, errors.Wrap(err, "failed to unmarshal system setting value")
+	}
+	return disablePublicMemos, nil
+}
+
 func convertVisibilityFromStore(visibility store.Visibility) apiv2pb.Visibility {
 	switch visibility {
 	case store.Private:
diff --git a/web/src/components/MemoContent/Table.tsx b/web/src/components/MemoContent/Table.tsx
index c5dc18f0..89ef8bee 100644
--- a/web/src/components/MemoContent/Table.tsx
+++ b/web/src/components/MemoContent/Table.tsx
@@ -8,7 +8,7 @@ interface Props {
 const Table = ({ header, rows }: Props) => {
   return (
     <table className="w-auto max-w-full border border-gray-300 dark:border-zinc-600 divide-y divide-gray-300 dark:divide-zinc-600">
-      <thead className="text-sm font-semibold leading-5 text-left text-gray-900 dark:text-gray-400">
+      <thead className="text-sm font-medium leading-5 text-left text-gray-900 dark:text-gray-400">
         <tr className="divide-x divide-gray-300 dark:divide-zinc-600">
           {header.map((h, i) => (
             <th key={i} className="py-1 px-2">
diff --git a/web/src/components/MemoEditor/index.tsx b/web/src/components/MemoEditor/index.tsx
index 2dcbd4e8..d91b62b5 100644
--- a/web/src/components/MemoEditor/index.tsx
+++ b/web/src/components/MemoEditor/index.tsx
@@ -340,7 +340,7 @@ const MemoEditor = (props: Props) => {
       editorRef.current?.setContent("");
     } catch (error: any) {
       console.error(error);
-      toast.error(error.response.data.message);
+      toast.error(error.details);
     }
 
     setState((state) => {
diff --git a/web/src/pages/Timeline.tsx b/web/src/pages/Timeline.tsx
index 91dc539b..fceb3102 100644
--- a/web/src/pages/Timeline.tsx
+++ b/web/src/pages/Timeline.tsx
@@ -125,10 +125,13 @@ const Timeline = () => {
         <div className="w-full shadow flex flex-col justify-start items-start px-4 py-3 rounded-xl bg-white dark:bg-zinc-800 text-black dark:text-gray-300">
           <div className="relative w-full flex flex-row justify-between items-center">
             <div>
-              <p className="py-1 flex flex-row justify-start items-center select-none opacity-80">
+              <div
+                className="py-1 flex flex-row justify-start items-center select-none opacity-80"
+                onClick={() => setSelectedDay(undefined)}
+              >
                 <Icon.GanttChartSquare className="w-6 h-auto mr-1 opacity-80" />
                 <span className="text-lg">{t("timeline.title")}</span>
-              </p>
+              </div>
             </div>
             <div className="flex justify-end items-center gap-2">
               <IconButton variant="outlined" size="sm" onClick={() => handleNewMemo()}>