Firefox Nightly News

Highlights QuantumBar redesign, aka ‘MegaBar’ We’re hoping to be able to make Firefox 71, but it might become 72. This feature is now enabled in Nightly! We already collected useful … Read more

Highlights You can now import logins and passwords from Chrome on macOS. Watchpoints are now available in the Dev Tools debugger! Give them a try by flipping the devtools.debugger.features.watchpoints pref. … Read more

Highlights Firefox’s Test Pilot Program Returns with Firefox Private Network Beta The DevTools team is working on a new Application Panel Try turning on `devtools.application.enable` in about:config on a recent … Read more

Highlights The about:addons shortcut management view is now notifying users when there extensions are using the same shortcuts. Thanks to Trishul for contributing this enhancement. The new DOM Mutation Breakpoint … Read more

Highlights Just landed in Nightly, and targeted for Firefox 70, there is now an overlay in the content page indicating when the debugger is paused and why In Nightly (and … Read more

Highlights OOP iframes somewhat work now on Nightly! For the super-brave, you can test it yourself by creating a boolean preference fission.autostart and setting it to true, and then restarting … Read more

Highlights Integrated add-on abuse reporting landed in Firefox 68 You need to enable the HTML-based about:addons by setting extensions.htmlaboutaddons.enabled to true in about:config The abuse reporting UI can be enabled … Read more

Highlights Wow, what a weekend! Hopefully your add-ons are all working now. A small set of users are still reporting add-on outages. We suspect that the Master Password and Anti-virus … Read more

Highlights New and wonderful DevTools goodies: New CSS debugging feature coming up soon (likely with Firefox 69): Inactive CSS. This will be tremendously helpful to know when certain CSS declarations … Read more

Highlights Firefox Lockbox now available on Android! Check it out! Responsive Design Mode in Dev Tools supports Meta Viewport, behind the devtools.responsive.metaViewport.enabled pref! There’s now a way to access your … Read more