When you turn federation off, your users can only see activity and posts from your own instance.
Federation is what enable you to seamlessly interact with all the other instances. This can also be set at yhe instance level, to pick and choose which other instances your instance can talk to.
When you turn federation off, your users can only see activity and posts from your own instance.
Federation is what enable you to seamlessly interact with all the other instances. This can also be set at yhe instance level, to pick and choose which other instances your instance can talk to.