Mozilla Connect

Try out Link Previews in Firefox Labs 138 and share your feedback with us!

Hi all! I'm Karen, the product manager in charge of Firefox Labs. Today, Joy (@mozpm) from the Firefox product team is joining me to share some awesome news! We’ve just introduced a new experimental feature in Firefox Labs on Beta and Nightly called ...

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...

Try out Firefox Profiles in Nightly

Hi, all y’all! Important update: Profile management for Firefox desktop is rolling out to a Release test group in 138. This feature allows you to separate and easily switch between aspects of your online life to improve your efficiency, privacy, an...

Pokemon Go Web Store does no work

Please make Pokemon Web Store compatible with Fire Fox. Thanks.

Sent message also stays in Draft

When I send a message into my mailing group, I also send a copy to myself because Gmail doesn't show my messages in that group. So I send a copy to myself, too. But sometimes a copy appers also in Draft and sometimes also in Deleted messages. Why?

Creating a Web App to Visualize Vinyl Kitchen Worktop Wraps – Advice on Best Practices?

Hi Mozilla community! I'm working on a web-based visualization tool where users can preview different vinyl wrap kitchen worktops design before committing to installation. The idea is to allow people to upload a kitchen photo and apply various vinyl ...

Resolved! Firefox has v-sync video playback issue

The video playback on firefox has obvious v-sync issues, when videos playing like netflix or youtube etc, the video has a horizontal band of mismatch, likely a v sync problem, especially when the camera is moving fast. Chrome or edge were a lot bett...

The new tab mute button

Firefox just updated with a new design for the tab mute button. When a tab is playing audio it now shows a large button next to the site icon.It has a side effect that - if you have many tabs open, that button physically resizes the tab to be wider i...

firefox android : tab reload immediately when switch to other app , even return to firefox in senconds. this is serious problem , hope to fix it

After deleting one mail, TB must be restarted as the inbox is empty

This problem already existed in 2024, then gone - now back since May 2025.When deleting mail(s), the inbox get's empty (as well as sent box) and Thunderbird must be restarted. After restart all is fine again.