peter@ThinkPad-T440s-Zorin18:~$ sudo apt upgrade
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating upgrade... Done
The following upgrades have been deferred due to phasing:
cpp-13 cpp-13-x86-64-linux-gnu gcc-13-base libfprint-2-2 libfprint-2-tod1
libmtp-common libmtp-runtime libmtp9t64
0 upgraded, 0 newly installed, 0 to remove and 8 not upgraded.
"The following upgrades have been deferred due to phasing message indicates that specific packages are part of a gradual rollout process, not an error or system issue.
Phased updates are a safety mechanism used by Ubuntu and its derivatives (like Linux Mint) to roll out updates in stages. This allows developers to detect and fix potential bugs or regressions before the update reaches all users.
The packages listed — cpp-13 , gcc-13-base , libfprint-2-2 , libmtp9t64 , etc. — are being updated gradually. Your system is part of a group that hasn’t yet received the update, but it will be released to you soon, typically within a few days to a week.
No action is required unless you are in a time-sensitive situation. The system is stable, and the update will eventually reach your system.
If you must bypass phasing immediately (not recommended), use: