Symptoms: Touchpad dead, yellow exclamation mark in Device Manager.
Causes:
Fix:
Search your laptop manufacturer’s support page using your exact model number and Service Tag. Examples: synaptics driver version 17.0.18.8
Synaptics is the leading manufacturer of laptop touchpads (ClickPads). Unlike a generic mouse driver, Synaptics drivers control complex gestures—pinch-to-zoom, three-finger swipe, palm rejection, and edge swipes. Symptoms : Touchpad dead, yellow exclamation mark in
Version 17.0.18.8 is a legacy-to-transitional driver release. It sits right on the border between the older Windows 7/8 architecture and the modern Windows 10 Precision Touchpad standard. It is most commonly associated with: Fix : Search your laptop manufacturer’s support page
Additionally, check file properties of SynTP.sys in C:\Windows\System32\drivers\ – its product version must be 17.0.18.8.