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Firefox 150: PDF Editor, Split View Upgrades
22 Apr
Summary
- Firefox 150 enhances PDF viewer with page reordering and image saving.
- Split view functionality now includes 'open link in split view' option.
- Mozilla addressed 41 security vulnerabilities, many high-risk.

Mozilla has released Firefox version 150, introducing notable enhancements for Windows, macOS, and Linux users. The browser's integrated PDF viewer now boasts expanded editing capabilities, including the ability to reorder pages within documents and extract images. This update also refines the split-view feature, allowing users to open links directly in split view and easily switch the content between the two halves.
The latest release addresses a significant number of security issues, with Mozilla's Security Advisory 2026-30 detailing 41 fixed vulnerabilities. A substantial portion of these fixes, including several high-risk use-after-free vulnerabilities, target critical areas like the JavaScript Engine and HTML renderer. This focus on security ensures a more robust browsing experience for all users.
Further enhancements include improved profile management for separating work and personal browsing data, now available on Windows 10. The article also notes that Firefox 151, scheduled for release on May 19th, 2026, will expand the capabilities of Firefox's free VPN service, offering users a choice of server locations. Additionally, security updates for Firefox ESR and Thunderbird are also being rolled out.