For optimal compatibility, especially on Windows 10, specific versions are often preferred over generic updates: Update: HowTo: Fix Synaptics touchpad in Windows 10
Adjust the pointer speed inside the Synaptics Control Panel. Advanced Configuration Options synaptics tmp 2970 driver exclusive
Expand the or Mice and other pointing devices section. For optimal compatibility
To help tailor any further assistance, could you share a few details about your setup? What is the exact of your laptop? especially on Windows 10