Jan Kuipers wrote:

"VanguardLH" wrote

You can get Newshound, an Outlook add-on, to add NNTP (network news
transfer protocol) to Outlook but it isn't free.

NewsHound can be tried for a month freely.

http://www.shorelinesoftware.com/index.htm

Wow, a whole month-long solution followed by an uninstall.
rolls eyes

It didn't appear to me the OP was looking to throw money at a
more-than-temporary solution but I figured to mention it just to be
thorough. It's not the only add-on that adds NNTP support to Outlook
but the only one that I can remember.