Name: Hid compliant touch screen driver acer
File size: 571mb
File format: EXE
You can download hid compliant touch screen driver acer on the site kelseyjaymills.com
I did this because my touchscreen went haywire after about a year of use. Ghost devices are the previously installed devices which are not connected but the drivers for that device is still present in the computer and sometimes shows in the devices list.