Most users will always recommend using keyboard shortcuts whenever possible, no matter which system or application you are using. In this post I'm going to touch the process of launching and switching applications.
One thing that you may find annoying with JupyterLab is the fact that it opens in a tab of your Internet browser, when it should clearly have its own window. This will be a guide on how to make this happen.
How to delay startup applications on GNOME
Disabling GRUB graphical theme in Antergos.