Check (tick) box.

That's because LO is compatible;
            opening a document in LO is handled differently from
copying/pasting.

       If you're looking for a reason for this;
            well, some of these folks on this list should be able to help
you -
           sorry, I'm not one of these gurus :wink:

       In fact, my most recent computer problem arose a few months ago -
            when sending out a newsletter,
          I do not attach anything although I do often include URLs ...
           how some of these URLs appear as attachments to the receiver has
me stumped.