After adding printer in MacBook Pro, users can’t print page. When they try to print, print job is held with the following status:- On hold (authentication required):

  • Click the Resume button.
  • Enter your user id and password in the authentication window.

Solution 2: Delete printer based password in Keychain If you are still getting “Authentication Required”  error when your try to connecting to a shared printer which is connected to a Mac or Windows,

  • Launch Keychain Access and delete all items/passwords linked to the problem printer.
  • Try to print again.
  • It now show  a dialog box to enter your username and password.
  • Enter Username : guest, Password : guest.
  • Tick he check box “remember” in keychain.
  • Press OK.

If you knew any other solutions to fix ” Mac/Windows Printer job “On hold (Authentication required)” error, inform us via comment.