Firefox/66.0.1 release

Archive
1

A New  Firefox/66.0.1 will be  released later today.. . Not yet available through the builtin updater.  release-notes https://www.mozilla.org/en-US/firefox/66.0.1/releasenotes/

2

https://www.ghacks.net/2019/03/23/mozilla-releases-security-updates-firefox-66-0-1-and-60-6-1-esr/

3

Available through the builtin updater.