CUPS: remove system default destination












2














In CUPS, you can set system default destination with:



lpadmin -d <printer_name>


or with:



lpoptions -d <printer_name>


However I wasn't able to find a way to remove default destination (so that there's none in the system).



Even worse, if you remove a printer and then re-add it under the same name it becomes the default automatically!



Any ideas how to de-default a printer?










share|improve this question
























  • You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
    – RubberStamp
    Dec 18 at 13:54
















2














In CUPS, you can set system default destination with:



lpadmin -d <printer_name>


or with:



lpoptions -d <printer_name>


However I wasn't able to find a way to remove default destination (so that there's none in the system).



Even worse, if you remove a printer and then re-add it under the same name it becomes the default automatically!



Any ideas how to de-default a printer?










share|improve this question
























  • You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
    – RubberStamp
    Dec 18 at 13:54














2












2








2


1





In CUPS, you can set system default destination with:



lpadmin -d <printer_name>


or with:



lpoptions -d <printer_name>


However I wasn't able to find a way to remove default destination (so that there's none in the system).



Even worse, if you remove a printer and then re-add it under the same name it becomes the default automatically!



Any ideas how to de-default a printer?










share|improve this question















In CUPS, you can set system default destination with:



lpadmin -d <printer_name>


or with:



lpoptions -d <printer_name>


However I wasn't able to find a way to remove default destination (so that there's none in the system).



Even worse, if you remove a printer and then re-add it under the same name it becomes the default automatically!



Any ideas how to de-default a printer?







linux cups






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share|improve this question













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share|improve this question








edited Dec 18 at 13:06

























asked Dec 18 at 11:00









yktoo

1165




1165












  • You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
    – RubberStamp
    Dec 18 at 13:54


















  • You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
    – RubberStamp
    Dec 18 at 13:54
















You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
– RubberStamp
Dec 18 at 13:54




You could try lpadmin -r or man printers.conf .... Known printers are listed in /etc/cups/printers.conf ... The file is automatically generated and edited through the use of lpadmin , lpoptions , and other programs. However, you could try to manually edit the file after stopping the cups service... systemctl stop cups ... and see if the printer in question has been removed.
– RubberStamp
Dec 18 at 13:54










1 Answer
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CUPS will always regard one of the printers it has installed as its default printer.



If you do not explicitly configure one (with the command you mentioned), it will apply the following logic:




  1. Look up if the environment variables LPDEST and/or PRINTER are set in its current environment. If so, it uses these.


  2. If neither of '1.' are set, it will see if you provided a default target with the lpoptions -d command (this could be different on a per-user basis!).


  3. If '2.' lookup fails, it considers if lpadmin -d had set a system-wide default print queue.



And I think, if all that fails it will pick another one as its default: the first one installed, or the first one which appears in the list (alphabetically) -- but at the moment I cannot remember which.



One thing you could try, is to set the LPDEST and PRINTER env vars to an invalid/non-existing printer name (after removing also these potentially set defaults done with lpadmin/lpoptions).



What is the reason why you want no default CUPS printer on your system?






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    1 Answer
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    1 Answer
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    active

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    oldest

    votes









    0














    CUPS will always regard one of the printers it has installed as its default printer.



    If you do not explicitly configure one (with the command you mentioned), it will apply the following logic:




    1. Look up if the environment variables LPDEST and/or PRINTER are set in its current environment. If so, it uses these.


    2. If neither of '1.' are set, it will see if you provided a default target with the lpoptions -d command (this could be different on a per-user basis!).


    3. If '2.' lookup fails, it considers if lpadmin -d had set a system-wide default print queue.



    And I think, if all that fails it will pick another one as its default: the first one installed, or the first one which appears in the list (alphabetically) -- but at the moment I cannot remember which.



    One thing you could try, is to set the LPDEST and PRINTER env vars to an invalid/non-existing printer name (after removing also these potentially set defaults done with lpadmin/lpoptions).



    What is the reason why you want no default CUPS printer on your system?






    share|improve this answer


























      0














      CUPS will always regard one of the printers it has installed as its default printer.



      If you do not explicitly configure one (with the command you mentioned), it will apply the following logic:




      1. Look up if the environment variables LPDEST and/or PRINTER are set in its current environment. If so, it uses these.


      2. If neither of '1.' are set, it will see if you provided a default target with the lpoptions -d command (this could be different on a per-user basis!).


      3. If '2.' lookup fails, it considers if lpadmin -d had set a system-wide default print queue.



      And I think, if all that fails it will pick another one as its default: the first one installed, or the first one which appears in the list (alphabetically) -- but at the moment I cannot remember which.



      One thing you could try, is to set the LPDEST and PRINTER env vars to an invalid/non-existing printer name (after removing also these potentially set defaults done with lpadmin/lpoptions).



      What is the reason why you want no default CUPS printer on your system?






      share|improve this answer
























        0












        0








        0






        CUPS will always regard one of the printers it has installed as its default printer.



        If you do not explicitly configure one (with the command you mentioned), it will apply the following logic:




        1. Look up if the environment variables LPDEST and/or PRINTER are set in its current environment. If so, it uses these.


        2. If neither of '1.' are set, it will see if you provided a default target with the lpoptions -d command (this could be different on a per-user basis!).


        3. If '2.' lookup fails, it considers if lpadmin -d had set a system-wide default print queue.



        And I think, if all that fails it will pick another one as its default: the first one installed, or the first one which appears in the list (alphabetically) -- but at the moment I cannot remember which.



        One thing you could try, is to set the LPDEST and PRINTER env vars to an invalid/non-existing printer name (after removing also these potentially set defaults done with lpadmin/lpoptions).



        What is the reason why you want no default CUPS printer on your system?






        share|improve this answer












        CUPS will always regard one of the printers it has installed as its default printer.



        If you do not explicitly configure one (with the command you mentioned), it will apply the following logic:




        1. Look up if the environment variables LPDEST and/or PRINTER are set in its current environment. If so, it uses these.


        2. If neither of '1.' are set, it will see if you provided a default target with the lpoptions -d command (this could be different on a per-user basis!).


        3. If '2.' lookup fails, it considers if lpadmin -d had set a system-wide default print queue.



        And I think, if all that fails it will pick another one as its default: the first one installed, or the first one which appears in the list (alphabetically) -- but at the moment I cannot remember which.



        One thing you could try, is to set the LPDEST and PRINTER env vars to an invalid/non-existing printer name (after removing also these potentially set defaults done with lpadmin/lpoptions).



        What is the reason why you want no default CUPS printer on your system?







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Dec 18 at 22:21









        Kurt Pfeifle

        47038




        47038






























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