Hello guys… while i was working with special printer setup fallow problems are there: samba: 1. system-config-printer 1.4.1 - printers not browsable. Fixed by fedora. can be found here. Patch included http://centos.cms4all.org/centos/7/printing/SRPM/ <http://centos.cms4all.org/centos/7/printing/SRPM/> system-config-printer-1.4.1-20.el7.centos.src.rpm <http://centos.cms4all.org/centos/7/printing/SRPM/system-config-printer-1.4.1-20.el7.centos.src.rpm> 2. system-config-printer Verify … works as expected 3. "Prompt user if authentication is required“ - never happens 4. Set authentication details now: Fail because of realm Only User - fail WORKGROUP\User fail How to fill the username to get realm passed? Thanks for advice Andy In the meantime i update my gutenprint for more printers. needs to be tested.