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Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the complete list of changes in this release.
45.2.0
Firefox Extended Support Release ESR
June 7, 2016
Version 45.2.0, first offered to ESR channel users on June 7, 2016
Fixed
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Various security fixes
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Unicode support for AutoConfig API (Bug 1271032)
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Web compatibility fix for addEventListener API (Bug 1266194)
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Reference link to Firefox 45.1.1 release notes
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