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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.
45.0.2esr
Firefox ESR
April 12, 2016
Version 45.0.2esr, first offered to ESR channel users on April 12, 2016
Fixed
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Fix an issue impacting the cookie header when third-party cookies are blocked (1257861)
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Fix a web compatibility regression impacting the srcset attribute of the image tag (1259482)
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Fix a regression with the copy and paste with some old versions of some Gecko applications like Thunderbird (1254980)
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Fix a crash impacting the video playback with Media Source Extension (1258562)
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Fix a regression impacting some specific uploads (1255735)
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Reference link to Firefox 45.0.1 release notes
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