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uname -a:

Linux dell 4.15.0-45-generic #48-Ubuntu SMP Tue Jan 29 16:28:13 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

lsb_release -a:

LSB Version:    core-9.20170808ubuntu1-noarch:security-9.20170808ubuntu1-noarch
Distributor ID: Ubuntu
Description:    Ubuntu 18.04.1 LTS
Release:    18.04
Codename:   bionic

Something weird happened today, all of the sudden the touchscreen started working and it stopped after a while. Here is the relevant dmesg:

[   86.280036] usb 1-1.6: new full-speed USB device number 10 using ehci-pci
[   86.390483] usb 1-1.6: New USB device found, idVendor=04f3, idProduct=0034
[   86.390487] usb 1-1.6: New USB device strings: Mfr=4, Product=14, SerialNumber=0
[   86.390489] usb 1-1.6: Product: Touchscreen
[   86.390490] usb 1-1.6: Manufacturer: ELAN
[   87.041347] input: ELAN Touchscreen as /devices/pci0000:00/0000:00:1d.0/usb1/1-1/1-1.6/1-1.6:1.0/0003:04F3:0034.0001/input/input16
[   87.041675] hid-multitouch 0003:04F3:0034.0001: input,hiddev0,hidraw0: USB HID v1.10 Device [ELAN Touchscreen] on usb-0000:00:1d.0-1.6/input0
[   90.337071] rfkill: input handler disabled
[  257.888791] usb 1-1.6: reset full-speed USB device number 10 using ehci-pci
[  330.230527] usb 1-1.6: reset full-speed USB device number 10 using ehci-pci
[  330.310492] usb 1-1.6: device descriptor read/64, error -32
[  330.498404] usb 1-1.6: device descriptor read/64, error -32
[  330.686280] usb 1-1.6: reset full-speed USB device number 10 using ehci-pci
[  330.766239] usb 1-1.6: device descriptor read/64, error -32

I have tried all steps mentioned in Touchscreen - Ubuntu wiki but could not get it to work. Any pointers?

sudo dmidecode | grep -A 9 "System Information":

System Information
Manufacturer: Dell Inc.
Product Name: Inspiron 5537
Version: A11
Serial Number: #######
UUID: 4C4C4544-0035-5910-8031-B7C04F543032
Wake-up Type: Power Switch
SKU Number: Inspiron 5537
Family: 00

I have tried all steps mentioned in Touchscreen - Ubuntu wiki but could not get it to work. Any pointers?