It’s not happening in v4.4.7 that you can access temporary session of remotely.
(It may be hard to see that the link is rendered blue in that screenshot showing the version information.)
To test, go here and click on the ‘launch binder’ badge. Then try in the session that comes up. It currently is v4.4.7.
Any chance you have Myst involved? See JupyterLab issue post ‘Link color not visible’ here if so.