linux 19.3 hplip installer problems
by naas from LinuxQuestions.org on (#51JFP)
pleaseHP Linux Imaging and Printing System (ver. 3.19.11)
Printer/Fax Setup Utility ver. 9.0
Copyright (c) 2001-18 HP Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.
Searching for device...
error: Device not found. Please make sure your printer is properly connected and powered-on.
error: No devices found on bus: net
warning: HPLIP cannot detect printers in your network. This may be due to existing firewall settings blocking the required ports.
When you are in a trusted network environment, you may open the ports for network services like mdns and slp in the firewall. For detailed steps follow the link.
http://hplipopensource.com/node/375
assist with this problem:


Printer/Fax Setup Utility ver. 9.0
Copyright (c) 2001-18 HP Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.
Searching for device...
error: Device not found. Please make sure your printer is properly connected and powered-on.
error: No devices found on bus: net
warning: HPLIP cannot detect printers in your network. This may be due to existing firewall settings blocking the required ports.
When you are in a trusted network environment, you may open the ports for network services like mdns and slp in the firewall. For detailed steps follow the link.
http://hplipopensource.com/node/375
assist with this problem: