Zen Stable ReleaseSecurityhttps://www.mozilla.org/en-US/security/advisories/mfsa2026-118/New FeaturesUpdated to Firefox 159.0You can now import Spaces and Profiles from Arc and Dia.Boosts gets a nice upgrade! THey can now be shared with others and they get an overall quality improvement.Holding 'ctrl' (or 'cmd' on macOS) while hovering over the new tab button will now give the option to 'Paste & Search'.You can now remove/add tabs from the library.An indicator will now show when a tab is not visible.FixesFixed an issue where expanded glance tabs would not appear on the right Space. (#16080)Fixed the file upload dialog opening in the last folder a file was saved to, such as Downloads, instead of the folder last used for uploads.Fixed memory usage growing rapidly when sites such as the Zoom web app were left open in a minimized window.Fixed some videos displaying incorrectly on Windows when NVIDIA RTX Video HDR is enabled.Fixed bookmarks not being imported from Google Chrome profiles that are signed in to a Google account.Fixed the Replace button in Apple Writing Tools on macOS inserting the clipboard contents instead of the rewritten text on some sites.Fixed long drop-down lists on web pages sometimes showing blank space in place of the last options until the list was scrolled.Fixed some sites, such as Slack, failing to load instead of falling back to HTTP/2 when the site rejected an HTTP/3 request.Fixed Zen using excessive memory on Linux with AMD graphics when viewing map or place results on sites such as ChatGPT.Fixed quick gamepad button presses sometimes being missed in web games on macOS.Fixed tabs sometimes detaching into a new window when clicked on Linux with Wayland.Fixed menus and panels fading in on Windows and Linux when animation effects are turned off in the operating system.More bug fixes and improvements.ChangesZen's keyboard shortcuts have been improved and moved to about:keyboard.Space Routing settings have been moved to the LibraryOn the site center, the reader mode button has been moved next to the 'Secure' button and shown only if available.Web addresses written in the Javanese, Balinese, Canadian Aboriginal Syllabics, and N'Ko scripts are now displayed in their own script instead of as encoded "xn--" text.