Firefox 91 Introduces Enhanced Cookie Clearing
We are pleased to announce a new, major privacy enhancement to Firefox’s cookie handling that lets you fully erase your browser history for any website. Today’s new version of Firefox Strict Mode lets you easily delete all cookies and supercookies that were stored on your computer by a website or by any trackers embedded in it.
Source: Firefox 91 Introduces Enhanced Cookie Clearing, an article by Paul Zühlcke, Johann Hofmann, and Arthur Edelstein.