It might take a while to spread across the internet, a few minutes, hour or two. It might take longer to clear your local computer’s cache.
Local caches can be extremely sticky and there are several levels. Your browser, your computer, your router, your modem, and maybe your internet service provider. All of which will clear, but I have often been frustrated waiting for them to clear.
You might speed things up by clearing your browser’s DNS cache (might have to look up how), and restarting your modem, router, computer. All of this might help.
This article might help.
I’ve added a document about marketing your site that may help in your store’s administration under marketing.