[How to use XMPP]
To connect you can use the XMPP client pidgin (which you can install like so: "apt install pidgin -y ; pidgin", and then you can do as follows to connect with the credentials you got from MoneroSSO:
Then, as the XMPP address is a .onion one, you will need to mention where the Tor SOCKS5 proxy is (by default, it is SOCKS5, listening on 127.0.0.1, on port 9050):
Then you can connect, and browse the public rooms if there are any. If there aren't you can create one as follows (if you intend to use xmpp as group chats, that is.):
And from there you can chat with other XMPP users!