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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.

38.7.0

Firefox Extended Support Release ESR

March 8, 2016

Version 38.7.0, first offered to ESR channel users on March 8, 2016

Fixed

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Your system may not meet the requirements for Firefox, but you can try one of these versions:

Download Firefox — English (US)

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Please follow these instructions to install Firefox.

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