@WillIfGood

Hey there, welcome! 👋

You don't follow servers as such, you follow people who may be on all kinds of different servers.

If you want posts on particular topics, follow lots of hashtags related to those topics and posts with those topics will start appearing in your timeline.

There's more about following hashtags at https://fedi.tips/how-do-i-follow-hashtags-on-mastodon-and-the-fediverse/