Floorp v12.21.1 is now available.

Update to Firefox 159.0.1

This release updates the Firefox base to 159.0.1. It includes the fix for CVE-2026-120572, a vulnerability in page layout that Mozilla rates High. Mozilla security advisory

New Tab

Mozilla-sponsored shortcuts and sponsored tile delivery are disabled by default.

Workspaces and Web Apps

  • Workspace Sync now supports workspace defaults and per-tab container assignments. Other devices use matching local containers. Cookies and sign-in sessions stay on each device. Floorp #2999
  • Workspace Sync resumes when you turn it back on and shows when syncing is paused. Floorp #2995
  • Fixed the container labels displayed for Web Apps. Floorp #2998
  • Fixed Japanese input in experimental macOS Web Apps so new text appears after you cancel conversion with Escape or delete all marked text. Reinstall an existing Web App after updating Floorp to receive the fix. Floorp #3002

This release also updates translations.