Hello!
This is only relevant for those people who read or post in that newsgroup using Google Groups.
Google will discontinue Groups in 2024.
For those who do not know Usenet:
Usenet is a distributed communication system consisting of many servers. Google Groups is only one of them that closes down - other servers will stay available, but people need to use another server to read and post here.
There are 2 alternatives:
Using a web-based Usenet interface: Those behave similar to Google Groups, you can read there, but for posting you need to register an account for free.
One of them is:
As an NNTP server, some free services exist where you have to register:
Some examples are:
For most servers, authentication must be enforced in the newsreader's settings.
For Thunderbird, a tutorial is available here: