You should see the outdated text go away after a minute once the version loads up. For the listing sadly there is not however you can set a password on the server.
Sadly the game will not show up in the steam server list due to how they are pulling the content for it. The developers currently use epic games to pull the list and just use steamcmd to download the files.
To order a dayz server you would head over to our order page. From there you will see an option to select dayz to order.
https://survivalservers.com/order/
Once you have the launch line set make sure to change the admin/serverDZ.cfg file within the FTP client to pull the Livonia map.
https://community.bistudio.com/wiki/DayZ:Server_Configuration#Launch_Parameters
Depends on what sort of server you want. If you are wanting to rent a server then it can be done in the following area. https://survivalservers.com/sspanel/?game=dayz
If you are wanting to setup a local server than you would look into installing via the app id and using steamcmd.
For the admin you should see an option on the panel to add your steam UID to the list. For the settings you can now do this on the panel using the config tool. This should have all the current config lines in it.
If you are using the launch button on the panel this will happen at times. Please try adding it to the steam server browser and then try to join from there or in game under favorites.
Sadly the deal isn't over. They only allowed users to host it on their own equipment due to all the back lash they got from locking the files down to one server per account. Host are still not able to offer it outside of Nitrado.