Linux mint on dell xps13 9360 disable touch-pad while typing

Hi everyone i just got my new dell xps13 4th generation

I cant disable  the touch-pad while typing and as fare as a saw on google is not a proper solution for that,

anyone was able to fix that issues?????

Some extra Info:

╭─username@host ~
╰─➤ dmesg | grep -i psmouse 1 ↵
[ 2.333041] psmouse serio1: synaptics: queried max coordinates: x [..5666], y [..4734]
[ 2.365485] psmouse serio1: synaptics: queried min coordinates: x [1276..], y [1118..]
[ 2.433777] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.2, id: 0x1e2a1, caps: 0xf00323/0x840300/0x12e800/0x0, board id: 3038, fw id: 2375007

╭─username@host ~ 
╰─➤ inxi -Fxz ↵

System: Host: sarah Kernel: 4.9.0-040900rc4-generic x86_64 (64 bit gcc: 6.2.0)
Desktop: Cinnamon 3.0.7 (Gtk 3.18.9-1ubuntu3.1) Distro: Linux Mint 18 Sarah
Machine: System: Dell (portable) product: XPS 13 9360
Mobo: Dell model: 0839Y6 v: A00 Bios: Dell v: 1.0.7 date: 09/13/2016
CPU: Dual core Intel Core i7-7500U (-HT-MCP-) cache: 4096 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 11616
clock speeds: max: 3500 MHz 1: 793 MHz 2: 851 MHz 3: 704 MHz 4: 682 MHz
Graphics: Card: Intel Device 5916 bus-ID: 00:02.0
Display Server: X.Org 1.18.4 drivers: intel (unloaded: fbdev,vesa) Resolution: 1920x1080@60.00hz
GLX Renderer: Mesa DRI Intel Kabylake GT2 GLX Version: 3.0 Mesa 11.2.0 Direct Rendering: Yes
Audio: Card Intel Device 9d71 driver: snd_hda_intel bus-ID: 00:1f.3 Sound: ALSA v: k4.9.0-040900rc4-generic
Network: Card-1: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter driver: ath10k_pci bus-ID: 3a:00.0
IF: wlp58s0 state: up mac:
Card-2: Atheros usb-ID: 001-002
IF: null-if-id state: N/A speed: N/A duplex: N/A mac: N/A
Drives: HDD Total Size: NA (-) ID-1: /dev/nvme0n1 model: N/A size: 512.1GB
Partition: ID-1: / size: 29G used: 6.5G (25%) fs: ext4 dev: /dev/nvme0n1p2
ID-2: swap-1 size: 17.05GB used: 0.00GB (0%) fs: swap dev: /dev/dm-0
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 48.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 258 Uptime: 31 min Memory: 3556.3/15927.3MB Init: systemd runlevel: 5 Gcc sys: 5.4.0
Client: Shell (zsh 5.1.1) inxi: 2.2.35