Mozilla Connect

Upgrading your computer and moving your Firefox data

Hello, Connect community!Our team at Mozilla is trying to understand how we can make the transition from one computer to another easier for Firefox users who upgrade their devices. We would appreciate your thoughts and suggestions. What worked for yo...

Help shape the future of Tab Groups in Firefox!

Hello everyone, My name is Devin Sandoz and I’m a product marketing manager at Mozilla. @ssmagula is the product manager. I'm posting on behalf of the Tab Groups team who are working to help you be more productive and happy when using Firefox. We wan...

How can Firefox create the best support for web apps on the desktop?

(See my quick update posted February 4, 2025: https://connect.mozilla.org/t5/discussions/how-can-firefox-create-the-best-support-for-web-apps-on-the/m-p/85327/highlight/true#M32616, and then another update posted March 17, 2025: https://connect.mozil...

DevTools option to allow local Source overrides

I'm sure any developer reading this is familiar with Chrome's feature to allow local Source overrides while the devtools window is open.I'm not sure if Firefox's 'source map' feature can accomplish this same task with local files.

Font size in Firefox running on Linux Mint 21

Yesterday I copied and pasted a link that was large and bold into an email in Outlook Webmail in Linux Mint 21 and now all of my Firefox Outlook Webmail messages are large. I tried to reduce the size after I pasted the link, but could not get the fon...

Support import statements in Service Workers

Most major browsers support the use of ECMAScript import statements in the Service Worker by declaring { type: 'module' } when registering the Service Worker script. This:// in main script navigator.serviceWorker.register("service-worker.js", { typ...

Try Managing Your Passwords Right from the Sidebar!

Exciting news! We're testing passwords in the sidebar in Nightly 138—a new way to access and manage your saved passwords without interrupting your flow. No need to open a new tab or window to look up a password—just open the sidebar, and your logins ...

Try out Firefox Profiles in Nightly

Hi, all y’all! Profile management for Firefox desktop is now on by default in the current version of Nightly. This feature allows you to separate and easily switch between aspects of your online life to improve your efficiency, privacy, and focus. ...

synchronisation

hii need help please. my problem : this afternoon, after shutdown the computer wich i use every days, h24 since many month, connected at my account mozilla, it s happens somethink wich i can't explain when i turn on it few hours after. firefox and th...

Sidebar and Vertical Tabs Launch in Release 136

Hi folks! The updated sidebar and vertical tabs are now rolled out and available to all release users on Firefox 136. How to enable itGo to Firefox Settings → General → Browser Layout and check Show sidebar. Then, choose the settings icon in the side...