Pre-enabled systemd units show as disabled

[Winnie81]

After install Flatcar 3760.2.0 or 3850.0.0:

core@localhost ~ $ systemctl status vmtoolsd ● vmtoolsd.service - Service for virtual machines hosted on VMware Loaded: loaded (/usr/lib/systemd/system/vmtoolsd.service; disabled; preset: disabled) Drop-In: /usr/lib/systemd/system/vmtoolsd.service.d └─flatcar-fixups.conf Active: active (running) since Tue 2024-01-23 03:05:28 UTC; 3min 6s ago Docs: https://github.com/vmware/open-vm-tools Process: 1286 ExecStartPre=/usr/bin/ln -sfrT /usr/share/flatcar/oem-vmware/vmware-tools /etc/vmware-tools (code=exited, status=0/SUCCESS) Main PID: 1373 (vmtoolsd) Tasks: 4 (limit: 7046) Memory: 7.0M CPU: 237ms CGroup: /system.slice/vmtoolsd.service └─1373 /usr/bin/vmtoolsd

Jan 23 03:05:27 localhost systemd[1]: Starting vmtoolsd.service - Service for virtual machines hosted on VMware... Jan 23 03:05:28 localhost systemd[1]: Started vmtoolsd.service - Service for virtual machines hosted on VMware. core@localhost ~ $ systemctl status vgauthd ● vgauthd.service - VGAuth Service for open-vm-tools Loaded: loaded (/usr/lib/systemd/system/vgauthd.service; disabled; preset: disabled) Drop-In: /usr/lib/systemd/system/vgauthd.service.d └─flatcar-fixups.conf Active: active (running) since Tue 2024-01-23 03:05:27 UTC; 3min 55s ago Docs: https://github.com/vmware/open-vm-tools Main PID: 1285 (VGAuthService) Tasks: 1 (limit: 7046) Memory: 4.4M CPU: 29ms CGroup: /system.slice/vgauthd.service └─1285 /usr/bin/VGAuthService -s

Jan 23 03:05:27 localhost systemd[1]: Starting vgauthd.service - VGAuth Service for open-vm-tools... Jan 23 03:05:27 localhost systemd[1]: Started vgauthd.service - VGAuth Service for open-vm-tools. Jan 23 03:05:27 localhost VGAuthService[1285]: Pref_Init: Using '/etc/vmware-tools/vgauth.conf' as preferences filepath Jan 23 03:05:27 localhost VGAuthService[1285]: Core dump limit set to -1

core@localhost ~ $ systemctl is-enabled vmtoolsd disabled core@localhost ~ $ systemctl is-enabled vgauthd disabled

In previous versions, it is enabled by default. I'd like to confirm whether it is by designed currently. Thanks.