Supported operating system:

Windows 7 32-bit
Windows 7 64-bit
Windows 8 32-bit
Windows 8 64-bit
Windows 8.1 32-bit
Windows 8.1 64-bit
Windows 10 32-bit
Windows 10 64-bit

Release note:
Synapitcs TouchPad(DELL) version 19.0.15.2 driver released on 29th July 2015.

There is a new version Synapitcs TouchPad driver released from Dell website today. This version 19.0.15.2 driver can support for Win7/Win8/Win8.1/Win10 system.

Supported Devices:
Dell Touchpad
Synaptics PS/2 Port Compatible TouchPad
Synaptics PS/2 Port TouchPad
Synaptics SMBus TouchPad