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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 system requirements of this release.

142.0.1 Firefox Release

August 27, 2025

Version 142.0.1, first offered to Release channel users on August 27, 2025

Fixed

  • Dragging multiple non-adjacent tabs in horizontal tab strip mode now correctly moves them together as a group. (Bug 1982933)

  • Dragging multiple tabs no longer causes toolbar unresponsiveness or visual glitches. (Bug 1984342)

  • Fixed an issue where the text cursor appeared in the wrong location.. (Bug 1984045)

  • Fixed a crash related to gamepad use, particularly on macOS. (Bug 1870379)

  • Fixed an issue where the expand on hover feature in the sidebar would sometimes stop working. (Bug 1982129)

  • Fixed a crash in KDE Plasma when using certain custom window decorations. (Bug 1984823)

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