Jupyter: Safari Cant Connect to the Server localhost:8888/tree

Safari Can't Connect to the Server

Safari can't open the page "localhost:8888/tree" because 
Safari can't connect to the server "localhost"

The most common reason for this error is that your Jupyter Notebook server is not running. You can check this by simply opening the Mac Terminal and tying the command,

% jupyter notebook list

Currently running servers:

As you can see currently there are no Jupyter Notebook servers running, so make sure to start one before you access it at localhost:8888.

python3 -m notebook

[I 08:37:51.263 NotebookApp] Serving notebooks from local directory: /Users/c2ctechtv
[I 08:37:51.263 NotebookApp] Jupyter Notebook 6.5.4 is running at:
[I 08:37:51.263 NotebookApp] http://localhost:8888/?token=89570641457313d8341ed2f1a49cfa9deb78e648c1e17ee1
[I 08:37:51.263 NotebookApp]  or http://127.0.0.1:8888/?token=89570641457313d8341ed2f1a49cfa9deb78e648c1e17ee1
[I 08:37:51.263 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation).