Firefox Labs
A space for testing and sharing feedback on experimental Firefox features.
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Forum posts

change all Persian-Arabic font of pages

If you change Persian-Arabic font of all section of pages you still see some parts of page are using simplified Arabic font.take a look at بهاره کیان‌افشار on google.you must turn off (Allow pages to choose their own fonts, instead of your selections...

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The "Select All Tabs" should be followed by an option to "Deselect All Tabs" and "Unload All Tabs" should have a warning!

Dear Mozilla Team,I would like to share some feedback regarding the “Select All Tabs” and “Unload All Tabs” options in Firefox’s tab context menu.Recently, I accidentally clicked “Select All Tabs” when I was looking to select "Close tab" and the only...

Ability to open all tabs from other devices at once

We need to be able to open all tabs from other devices at once. I'm using Firefox 139.0.1 and it doesn't have this feature on (tiny11 23h2).Edition Windows 11 ProVersion 23H2Installed on ‎6/‎1/‎2025OS build 22631.2715Experience Windows Feature Experi...

Make SVG blocking detectable

Please make it possible for web developers to detect SVG blocking without JavaScript!Currently svg.disable = true causes browser to silently ignore svg but keep it in DOM tree. Which makes it impossible to fallback or monkey patch this without JS. Th...

hloth by Making moves
  • 316 Views
  • 1 replies
  • 1 kudos

Firefox Labs is Live!

Hi everyone, We’re excited to share that we’ve launched Firefox Labs, a brand new way to play with some of the projects that we’re working on. Firefox Labs is available both on the Nightly and Release versions of Firefox, giving you an easy way to ac...

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itskaren by Community Manager
  • 13421 Views
  • 24 replies
  • 14 kudos

Im stuck

I cant use the promos on this beautiful site, it’s my first time on this site I’m finally getting better at this he clicking method tha every system uses but now I wanna know how can I get passed my old email that is stuck in the info system I tried ...

Hygffd by Making moves
  • 1500 Views
  • 0 replies
  • 0 kudos

Custom Wallpapers are here with Firefox Labs in 138!

Hi everyone,My name is Amber Meryman and I’m a product manager with Firefox. I’m excited to share a new way to make your Firefox experience uniquely yours - Custom Wallpapers for your New Tab page!What are Custom Wallpapers?Wallpapers let you persona...

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New Labs Experience
This corner of Connect is the place where we reach out to you with ideas! Whenever there’s an early version of a feature we’d like to share and test with you, we’ll present it as a Labs experience, and we’d love your participation in comments.Think of yourself as a playtester, but for web experiences instead of video games. We want your help to make sure we’re building in the right direction towards making our users happier. See a Labs experience that piques your interest? Please join the party and engage directly with our Firefox team in the dedicated Connect thread!
How to Participate

Give feedback and participate in meaningful conversations with the community and Mozilla employees in this playtesting forum. Here are some resources to help you get started:

  • Mozilla Employee-Hosted Discussions
  • Community Vision
  • Labs Participation Guidelines
  • Labels