[pjmpjm]

Originally Posted by theducks

Harry gave you that back 2 posts

#: Specify columns to sort the booklist by on startup
# Provide a set of columns to be sorted on when calibre starts
#  The argument is None if saved sort history is to be used
#  otherwise it is a list of column,order pairs. Column is the
#  lookup/search name, found using the tooltip for the column
#  Order is 0 for ascending, 1 for descending
# For example, set it to [('authors',0),('title',0)] to sort by
# title within authors.
sort_columns_at_startup = None

You change the old None to the value on the right of the equal

But I would do a double level, because you may have more than 1 entry per date. Date descending order with those sorted by Title

 [('title',0),('date',1)]

Thanks very much, theducks. Will study this a bit further.