Reload (Press :, type the command Enter while in Mutt) [1] :

source /path/to/your/muttrc

Message index

Use the tab key to hide/show the sidebar [2] :

bind  index tab sidebar-toggle-visible

Include the year in the date:

set index_format="%4C %Z %{%d %b %Y} %-15.15L (%?l?%4l&%4c?) %s"

The expression %{%d %b %Y} shows day month year like 31 Dec 2022, instead of the default %{%b %d} that shows month day like Dec 31 [3] .


  1. Configuration commands in the Mutt manual (Chapter 9. Reference).
  2. Sidebar in the Mutt manual (Chapter 11. Sidebar).
  3. index_format in the Mutt manual (Chapter 9. Reference -> Section 3. Configuration Variables).