Jerboa or just in the browser. Honestly though most people's issues are likely to be because they joined a huge instance which is falling over due to load. Consider making a new account on a smaller instance.
Plus everything is just a bit broken and requires some figuring out. I'm definitely pretty tech savvy, but I'm having a hard time imagining non tech savvy people figuring out how to sign up and access these communities, at least not in the current state of things.
Jerboa or just in the browser. Honestly though most people's issues are likely to be because they joined a huge instance which is falling over due to load. Consider making a new account on a smaller instance.