There's a good chance this extremely simple technique will work:
Have the sender change the file extension from xls to txt. That may be all
you need to do to get around the possibly meager security.

Does that help?

***********
Regards,
Ron


" wrote:

I get e-mails from my headquarters that comes in xls. format and my computer
does not accept them. I have to contact HQ and tell them to send e-mails to
me in pdf. format.