systemctl edit --force --full getty@tty1add below lines
[Service]
ExecStart=
ExecStart=-/sbin/agetty --autologin user --noclear - $TERMsystemctl enable getty@tty1.service
rebootsystemctl edit --force --full getty@tty1add below lines
[Service]
ExecStart=
ExecStart=-/sbin/agetty --autologin user --noclear - $TERMsystemctl enable getty@tty1.service
reboot