Update Help

Help.md

@@ -43,6 +43,19 @@ To resize the image, right-click on the image and choose from the 'Image size' o
  * Set width (manually)
  * Reset to original
 
+#### Checkboxes
+
+It's possible to add checkboxes into the editor.
+
+You can also start a line with the word TODO (in capitals) and it will automatically convert that word into a checkbox.
+
+#### Moving TODO checkboxes from yesterday to today
+
+Do you like to move any TODOs that were unfinished from yesterday to your list of today's TODOs?
+
+There is an option for that in the settings. When turned on, any unchecked checkboxes in yesterday's notes will be automatically moved to today, on startup.
+
+
 ## Navigating by date
 
 You can select any date in the calendar and it will jump to that date.