diff --git a/Screenshot tour.md b/Screenshot tour.md
index ed4bb11..c462f1a 100644
--- a/Screenshot tour.md	
+++ b/Screenshot tour.md	
@@ -4,7 +4,7 @@ Sometimes the fastest way to assess the software is just through screenshots so
 
 [[images/dark-theme.png]]
 
-See [[Theming]].
+See [[Themes]].
 
 [[images/code-note.png]]
 
diff --git a/_Sidebar.md b/_Sidebar.md
index 26fb735..e09f325 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -1,5 +1,5 @@
 * [[Screenshot tour]]
-* Basic concepts & functionality
+* Basic concepts
   * [[Document]]
   * [[Tree concepts]]
   * [[Links]]
diff --git a/images/day-notes.png b/images/day-notes.png
index fe51ce3..67678c0 100644
Binary files a/images/day-notes.png and b/images/day-notes.png differ