To all the responders: thanks very much. No one answer solved the whole
problem, but the combination, supplemented by looking up a vast VBA reference
book, did the trick!

"JP" wrote:

Interesting. But the OP appears to have done that and it didn't work.
So my thought was it still has to be registered as an add-in.

--JP

On Oct 8, 3:39 pm, Dave Peterson wrote:
If the addin is in the XLStart folder, it doesn't need to be installed. It'll
open when excel starts normally.