
* 1 => print double-sided, with long-edge (portrait mode left-right) binding (2) In the search box in the page, type or paste '''duplex''' and pause while the list is filtered Change it as you wish, then press Enter or click the blue check mark button to save the change. To edit a value, double-click the current value to display an editing field. 2 => print double-sided, with short-edge (portrait mode top-bottom) binding.1 => print double-sided, with long-edge (portrait mode left-right) binding.Printers you have not yet used in the new print experience will have a weird number that is not on this list: (2) In the search box in the page, type or paste duplex and pause while the list is filteredįirefox should list the print_duplex value for each printer. So you might not get it right away.īy the way, you also can set short-/long-edge binding manually: Firefox 86 was released yesterday, but automatic updates are notified slowly during the first few days while Mozilla watches for any major problems. Jscher2000 said The double-sided printing problem - short edge binding instead of long edge binding - was a bug in Firefox 85 that should be fixed in Firefox 86 (according to this reply). (3) Double-click the '''print.tab_modal.enabled''' preference to switch between true (new experience) and false (classic) - here's what that looks like: (2) In the search box in the page, type or paste '''tab_mo''' and pause while the list is filtered '''WARNING: Changing preferences through this interface not officially supported''' (1) In a new tab, type or paste '''about:config''' in the address bar and press Enter/Return.

The double-sided printing problem - short edge binding instead of long edge binding - was a bug in Firefox 85 that should be fixed in Firefox 86 (according to ). Read this answer in context 👍 8 All Replies (20) (3) Double-click the print.tab_modal.enabled preference to switch between true (new experience) and false (classic) - here's what that looks like: (2) In the search box in the page, type or paste tab_mo and pause while the list is filtered That includes security and performance testing which these preferences may affect. Mozilla does not test these preferences, and will not in the future. Hidden settings edited using the about:config tool are explicitly not supported, which means that Mozilla makes no guarantees they will be supported in the future, or that Mozilla will fix them if they break. WARNING: Changing preferences through this interface not officially supported

(1) In a new tab, type or paste about:config in the address bar and press Enter/Return. So you might not get it right away.įirefox 85-86 has a preference to switch between the new print experience and the classic one. The double-sided printing problem - short edge binding instead of long edge binding - was a bug in Firefox 85 that should be fixed in Firefox 86 (according to this reply). Do you not get the overlay? What happens? It should appear if you choose Print from the menu or press Ctrl+P. Hi Anan, Firefox 85 has a new print experience where the preview is integrated with the settings panel.
