我有一台全新的联想 ThinkPad P14，配备第 13 代英特尔酷睿 i7-1370P 和 64GB RAM。安全启动已禁用。
安装系统没有问题，系统启动也没有问题。
但是系统无法完全关闭/重启。一旦触发关机，正常流程完成，笔记本电脑仍停留在联想启动画面上。
我必须按住电源按钮 20 秒才能将其关闭。
日志中没有错误，journalctl -b-1 的输出结束于：
Aug 29 12:08:23 william-thinkpad systemd[1]: Reached target Unmount All Filesystems.
Aug 29 12:08:23 william-thinkpad systemd[1]: systemd-fsck@dev-disk-by\x2duuid-38bc426c\x2dd0a0\x2d48d4\x2d8529\x2dded397feafaf.service: Deactivated successfully.
Aug 29 12:08:23 william-thinkpad systemd[1]: Stopped File System Check on /dev/disk/by-uuid/38bc426c-d0a0-48d4-8529-ded397feafaf.
Aug 29 12:08:23 william-thinkpad systemd[1]: Removed slice Slice /system/systemd-fsck.
Aug 29 12:08:23 william-thinkpad systemd[1]: Stopped target Preparation for Local File Systems.
Aug 29 12:08:23 william-thinkpad systemd[1]: systemd-tmpfiles-setup-dev.service: Deactivated successfully.
Aug 29 12:08:23 william-thinkpad systemd[1]: Stopped Create Static Device Nodes in /dev.
Aug 29 12:08:23 william-thinkpad systemd[1]: systemd-sysusers.service: Deactivated successfully.
Aug 29 12:08:23 william-thinkpad systemd[1]: Stopped Create System Users.
Aug 29 12:08:23 william-thinkpad systemd[1]: systemd-remount-fs.service: Deactivated successfully.
Aug 29 12:08:23 william-thinkpad systemd[1]: Stopped Remount Root and Kernel File Systems.
Aug 29 12:08:23 william-thinkpad systemd[1]: Reached target System Shutdown.
Aug 29 12:08:23 william-thinkpad systemd[1]: Reached target Late Shutdown Services.
Aug 29 12:08:23 william-thinkpad systemd[1]: systemd-poweroff.service: Deactivated successfully.
Aug 29 12:08:23 william-thinkpad systemd[1]: Finished System Power Off.
Aug 29 12:08:23 william-thinkpad systemd[1]: Reached target System Power Off.
Aug 29 12:08:23 william-thinkpad systemd[1]: Shutting down.
Aug 29 12:08:23 william-thinkpad systemd-shutdown[1]: Syncing filesystems and block devices.
Aug 29 12:08:23 william-thinkpad systemd-shutdown[1]: Sending SIGTERM to remaining processes...
Aug 29 12:08:23 william-thinkpad systemd-journald[440]: Journal stopped
/var/log/syslog 结束于：
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Bluetooth service...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Thunderbolt system service...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Regular background program processing daemon...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Make remote CUPS printers available locally...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping irqbalance daemon...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Tool to automatically collect and submit kernel crash signatures...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Dispatcher daemon for systemd-networkd...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping PackageKit Daemon...
Aug 29 12:08:21 william-thinkpad systemd[1]: Stopping Power Profiles daemon...
目前我甚至不知道该去哪里找，找什么。欢迎分享任何经验或想法。
答案1
安装 23.04 已解决该问题。