stdin: Not a typewriter stdin: Not a typewriter passwd: password expiry information changed. dbus-daemon[888]: [session uid=999 pid=888] Activating service name='org.gtk.vfs.Daemon' requested by ':1.0' (uid=999 pid=889 comm="" label="unconfined") dbus-daemon[888]: [session uid=999 pid=888] Successfully activated service 'org.gtk.vfs.Daemon' dbus-daemon[888]: [session uid=999 pid=888] Activating service name='org.gtk.vfs.Metadata' requested by ':1.0' (uid=999 pid=889 comm="" label="unconfined") fuse: device not found, try 'modprobe fuse' first dbus-daemon[888]: [session uid=999 pid=888] Successfully activated service 'org.gtk.vfs.Metadata' A connection to the bus can't be made Using CD-ROM mount point /cdrom/ Identifying... [7ce6b043c7e20ffc2b354eb5487a705a-2] Scanning disc for index files... Found 2 package indexes, 0 source indexes, 0 translation indexes and 1 signatures Found label 'Ubuntu 20.04.4 LTS _Focal Fossa_ - Release amd64 (20220223)' This disc is called: 'Ubuntu 20.04.4 LTS _Focal Fossa_ - Release amd64 (20220223)' Copying package lists...gpgv: Signature made Wed Feb 23 09:07:02 2022 UTC gpgv: using RSA key 843938DF228D22F7B3742BC0D94AA3F0EFE21092 gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key (2012) " Reading Package Indexes... 0% Reading Package Indexes... Done Writing new source list Source list entries for this disc are: deb cdrom:[Ubuntu 20.04.4 LTS _Focal Fossa_ - Release amd64 (20220223)]/ focal main restricted Repeat this process for the rest of the CDs in your set.