My new Github page isn't showing up

Question

So I\'m following this guide here to create a Github page

I created a repository, cloned it to my project directory and pushed, finally got to this last step:

Answer 1

My page was working, but then I tried to connect it to Heroku which led to a 404 error. After switching back to the original, I still got the error. I got around this by going in the settings of the repo and actually changing the name.