Silent / Background Printing - Firefox - Help and Support

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Silent / Background Printing - Firefox

A useful feature when using ShopTill-e ePOS in full screen mode, is to use Silent or Background Printing...

To enable Silent /Background Printing in Firefox to print without showing the print preferences dialogue box.

1. Type about:config in Firefox’s address bar and hit Enter.

2. Right click anywhere on the page and select New > Boolean

3. Enter the preference name as print.always_print_silent  and click OK. Set to true (using the 'toggle option = right click and select toggle from the menu or simply double click on the rule) see:




 After using toggle or double click set to true:


Alternatively, you can consider using and add-on / extension such as 'Silent Print '

Also please see - Google Chrome Kiosk Mode with Background / Silent printing

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