I am facing the same problem. My Laptop Model is: Lenevo G400s. Touchpad is working. whats the solution?
After Commanding cat /proc/bus/input/devices the following results found. rajumath@ubuntu:~$ cat /proc/bus/input/devices I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=PNP0C0C/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:01/PNP0C0C:00/input/input0 U: Uniq= H: Handlers=kbd event0 B: PROP=0 B: EV=3 B: KEY=10000000000000 0 I: Bus=0019 Vendor=0000 Product=0005 Version=0000 N: Name="Lid Switch" P: Phys=PNP0C0D/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input1 U: Uniq= H: Handlers=event1 B: PROP=0 B: EV=21 B: SW=1 I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=LNXPWRBN/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input2 U: Uniq= H: Handlers=kbd event2 B: PROP=0 B: EV=3 B: KEY=10000000000000 0 I: Bus=0011 Vendor=0001 Product=0001 Version=ab41 N: Name="AT Translated Set 2 keyboard" P: Phys=isa0060/serio0/input0 S: Sysfs=/devices/platform/i8042/serio0/input/input3 U: Uniq= H: Handlers=sysrq kbd event3 leds B: PROP=0 B: EV=120013 B: KEY=402000000 3803078f800d001 feffffdfffefffff fffffffffffffffe B: MSC=10 B: LED=7 I: Bus=0019 Vendor=0000 Product=0006 Version=0000 N: Name="Video Bus" P: Phys=LNXVIDEO/video/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:02/input/input6 U: Uniq= H: Handlers=kbd event4 B: PROP=0 B: EV=3 B: KEY=3e000b00000000 0 0 0 I: Bus=0011 Vendor=0002 Product=0007 Version=01b1 N: Name="SynPS/2 Synaptics TouchPad" P: Phys=isa0060/serio1/input0 S: Sysfs=/devices/platform/i8042/serio1/input/input5 U: Uniq= H: Handlers=mouse0 event5 B: PROP=9 B: EV=b B: KEY=6420 30000 0 0 0 0 B: ABS=260800011000003 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Ideapad extra buttons" P: Phys=ideapad/input0 S: Sysfs=/devices/pci0000:00/0000:00:1f.0/PNP0C09:00/VPC2004:00/input/input7 U: Uniq= H: Handlers=rfkill kbd event6 B: PROP=0 B: EV=13 B: KEY=1400800100c03 400000000300000 0 2 B: MSC=10 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH Mic" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input8 U: Uniq= H: Handlers=event7 B: PROP=0 B: EV=21 B: SW=10 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH Headphone" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input9 U: Uniq= H: Handlers=event8 B: PROP=0 B: EV=21 B: SW=4 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=3" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input10 U: Uniq= H: Handlers=event9 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0003 Vendor=174f Product=114f Version=0327 N: Name="Lenovo EasyCamera" P: Phys=usb-0000:00:14.0-4/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb3/3-4/3-4:1.0/input/input11 U: Uniq= H: Handlers=kbd event10 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1708852 Title: Touchpad not detected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1708852/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs