Help > About Jupyter launches web site in new tab
Help > About Jupyter launches https://jupyter.org in a new tab. It should instead display a modal dialog, like Help > About Jupyter Notebook does.
This was found during a bug bash by @andrii-i.
Maybe we should remove this menu entry?
JupyterLab does not seem to have it:

And the classic notebook redirects to help and external documentation:

@jtpio Do you mean deleting "About" menu entry from Notebook?
Notebook has "About" menu entry that leads to https://jupyter.org and JupyterLab has similar "About JupyterLab" entry that shows informational popup like below. Point of that issue is that Notebook "About" menu item should not lead to the https://jupyter.org and should show informational popup like in JupyterLab / below:

Help > About Jupyter launches https://jupyter.org in a new tab
I meant this one, which corresponds to the comment above:

Adding an icon signifying that there would be a tab opened on click would solve the problem