Mozilla Firefox

tab groups and a refreshed address bar for improved search functionality. Additionally, Firefox for Android now supports TLS client authentication certificates, enhancing security and usability. New Features in Mozilla Firefox 137.0

Tab Groups

Users can now group related tabs together for better organization.
To create a group, drag one tab onto another and drop it when highlighted.
Groups can be named, color-coded, and saved for later use.
Address Bar Refresh

A unified search button simplifies switching between search engines.
Search term persistence allows users to refine searches while keeping the original term.
Contextual search mode detects search capabilities on pages and suggests relevant engines.
Intuitive search keywords (e.g., @bookmarks, @tabs) enhance search efficiency.
PDF Enhancements

All links in PDFs are now automatically converted to hyperlinks.
Users can sign PDFs directly within Firefox, with the option to save signatures for future use.
Calculator Functionality

The address bar can now perform calculations. Users can type arithmetic expressions and see results directly in the drop-down menu.
Security and Developer Updates

Security Fixes

Various security updates have been implemented to enhance user safety.
Developer Tools

The Inspector Fonts panel now displays detailed font metadata.
The Network panel allows overriding network request responses with local files.
Support for SVG 2 path API and the hyphenate-limit-chars CSS property has been added.
Firefox for Android Enhancements

TLS Client Authentication

Firefox for Android now supports TLS client authentication certificates for improved security.
Desktop Mode on Tablets

Desktop mode is enabled by default on tablets, with an option to disable it in Site Settings.
These updates reflect Mozilla's commitment to enhancing user experience, security, and functionality across its Firefox browser platforms.