Support/Firefox137

Firefox 137 release information

Disclaimer

The following information is intended for members of the Mozilla Support community for the purpose of supporting users in the Mozilla Support platform. Mozilla Support is a community of enthusiastic volunteers and employees trying to support Mozilla's users around the globe. You can join us by contributing through the following ways:

• Answer questions in the support forum
• Write help articles
• Localize support content
• Provide support on social media channels
• Respond to mobile store reviews

Release notes

• Desktop 137.0 Release Notes
• ESR 115.22.0 Release Notes
• ESR 128.9.0 Release Notes
• Firefox for Enterprise 137 Release Notes
• Firefox for developers 137 Release Notes
• Firefox for Android 137.0 Release Notes
• Firefox for iOS 137.0 Release Notes

Bug boards

• Firefox bug board
• Firefox feedback board

Dot releases

Platform	Version	Release date	Notable fixes	Unresolved
Firefox Desktop	137.0.1	April 8, 2025	bug1958222, bug1958112, bug1958293	-

Contributor discussions

Please refer to the following contributor forum threads to learn more about known issues and discuss with other contributors:

• Desktop release discussion (TBD)
• Mobile release discussion
• Localization discussion

You can also join our Matrix channel to ask questions/join community discussion.

Stay updated

Apart from sharing release information, there are other ways to stay updated with product release and community updates:

• Community call: We run a monthly community call (usually a week before Firefox release date). Check our schedule here and don't hesitate to join the call in person if you can!
• Firefox pod meeting: If you’re an NDA’d contributor, you can watch the recording of our Firefox Pod Meeting from AirMozilla to catch up with the latest train release. You can also subscribe to the AirMozilla folder by clicking on the Subscribe button in the top-right corner of the page to get notifications each time we add a new recording.
• Newsletter: Consider subscribing to Firefox Daily Digest to get daily updates (Mon-Fri) about Firefox from across the internet.

Content in this page is being updated periodically as we're rolling out the release.

Content changes in Firefox 137

Firefox Desktop

Firefox tab groups
Description:	New article to describe the newly launch tab groups functionality (progressive rollout)
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1938434
KB article:	https://support.mozilla.org/kb/tab-groups	New article

Built-in signature feature in Firefox PDF viewer
Description:	Add a signature feature in Firefox PDF viewer (progressive rollout)
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1945832
KB article:	https://support.mozilla.org/kb/view-pdf-files-firefox-or-choose-another-viewer	Article update

New address bar experience
Description:	Update the article to reflect the new address bar experience (progressive rollout)
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1942693
KB article:	https://support.mozilla.org/kb/search-suggestions-firefox	Article update

New address bar experience
Description:	Update the article to reflect the new address bar experience (progressive rollout)
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1921244
KB article:	https://support.mozilla.org/kb/search-firefox-address-bar	Article update

Manage Firefox profiles
Description:	A request to update the article
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1945842
KB article:	https://support.mozilla.org/kb/profile-management	Article update

Update an article about how to turn on Sync for users who sign in through Relay
Description:	A request to update the article
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1937612
KB article:	https://support.mozilla.org/kb/how-do-i-set-sync-my-computer	Article update

Escalation

TBD