$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

Step-by-step – HP OfficeJet 4620/4622 Ubuntu 21.04 Installation

April 30, 2021 | By the+gnu+linux+evangelist.

Adding Printer

  1. 3. Accessing Ubuntu Settings

    Then Open Ubuntu Settings:

    Open Settings

    Simply Hit Cmd/Win and Search for ‘Settings’.

  2. 4. Adding Printer

    And Add Printer in Ubuntu
    Choose “Printers”.
    And then “Add Printer”.

    Add Printer

    So then Select the Printer that should be Found and Confirm to Add it.
    But if Not Found then Verify the Printer is Connected and Turned On.

    Add Printer Found

    Now wait and the Printer should be Automatically Discovered!
    Next again Find and Choose the “Printer Details“:

    Printer details

    Now “Install PPD File” and then Browse for the Driver:

    Browsing for Driver or PPD

    How to Find Printer PPD File Location on Linux

    GNU/Linux PPD File Location

    Or Browse for the “Printer Drivers Database”.
    Finally, the Printer should be Successfully Installed and Working on System!


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