Here are some terminal outputs:

$ dmesg | grep -i touchpad
[    3.757914] psmouse serio1: synaptics: Touchpad model: 1, fw: 6.3, id: 0x180b1, caps: 0xa04711/0xa00000/0x0/0x0, board id: 0, fw id: 436772
[    3.826925] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input6

$ sudo libinput list-devices

Device:           SynPS/2 Synaptics TouchPad
Kernel:           /dev/input/event7
Group:            9
Seat:             seat0, default
Size:             51x23mm
Capabilities:     pointer
Tap-to-click:     disabled
Tap-and-drag:     enabled
Tap drag lock:    disabled
Left-handed:      disabled
Nat.scrolling:    disabled
Middle emulation: n/a
Calibration:      n/a
Scroll methods:   *edge
Click methods:    none
Disable-w-typing: enabled
Accel profiles:   flat *adaptive
Rotation:         n/a