Open it and name it seems easiest. Should have added when design is open SAVE AS so you can name it what it is. SQ
I use an Iconizer from Sew What Pro. The design you mention is a pattern with a tea pot or coffee pot.
You could try typing in the file number to Google and see if it comes up. Haven't tried it myself. But you never know.
That one didn't come up in a Google search except for the post here. Some do, some don't.