/etc/update-motd.d
NameSizeModeActions
00-header12200755editdlrm
10-help-text11510755editdlrm
50-landscape-sysinfo15750755editdlrm
50-motd-news50230755editdlrm
85-fwupd840755editdlrm
90-updates-available2180755editdlrm
91-contract-ua-esm-status2960755editdlrm
91-release-upgrade5580755editdlrm
92-unattended-upgrades1650755editdlrm
95-hwe-eol3790755editdlrm
97-overlayroot1110755editdlrm
98-fsck-at-reboot1420755editdlrm
98-reboot-required1440755editdlrm
Edit: /etc/update-motd.d/91-release-upgrade (558B)
#!/bin/sh # if the current release is under development there won't be a new one [ -r /etc/lsb-release ] && . /etc/lsb-release if [ -z "$DISTRIB_DESCRIPTION" ] && command -v lsb_release > /dev/null; then DISTRIB_DESCRIPTION=$(lsb_release -s -d) fi if [ "$(echo "$DISTRIB_DESCRIPTION" | cut -d' ' -f4)" = "(development" ]; then exit 0 fi # if it is non-root user, skip if [ $(id -u) -ne 0 ]; then exit 0 fi if [ -x /usr/lib/ubuntu-release-upgrader/release-upgrade-motd ]; then exec /usr/lib/ubuntu-release-upgrader/release-upgrade-motd fi