Can you provide some information about your org version
E Sabof <esabof@gmail.com> writes:
> According to the footnote [3] on
> http://orgmode.org/manual/Checkboxes.html, if I press C-u C-c C-c on
> the first item of a list, all items on that list will get
> checkboxes. However only the first one does.
+ foo
+ bar
+ baz