If Collapse Pages in Notebooks is close but not quite right, submit a Macro Tweak, Macro Enhancement, or Custom Macro request based on this macro.
February 19, 2018 (45787B) - Onetastic ★ Updated to fix page readonly error
June 19, 2016 (D9AB8F) - TheDanielDoyle Automatically upgraded to the new Macro Language
September 10, 2014 - TheDanielDoyle Initial version