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

Release note:
Synaptics TouchPad version 18.1.48.12 driver from Dell released on 25th May 2015.

We found the latest version driver for Synaptics TouchPad from Dell website. This version 18.1.48.12 driver can support for Windows 7/8/8.1 system.

What's new:

1. Enable two fingers click the shortcut menu to detect funtion.
2. Improved the assistivetouch for Chrome browser.

Supported devices:
"Synaptics PS / 2 Port TouchPad"
"Synaptics PS / 2 Port ClickPad"
"Synaptics PS / 2 Port Compatible TouchPad"
"Pointing Device"

%SynDeviceDesc% = SynapticsInstallAMDASF, ACPI\SMB0001
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_1C22&CC_0C05
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_1E22&CC_0C05
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_2930&CC_0C05
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_3B30&CC_0C05
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_8C22&CC_0C05
%SynDeviceDesc% = SynapticsInstallIntel, PCI\VEN_8086&DEV_9C22&CC_0C05

Dell__0001__PS2_Inst,*PNP0F13 ; Std PS/2 mouse
%PS2.DellDeviceDesc% = Dell__0001__PS2_Inst,*SYN0002 ; Synaptics PS2 & Dell TouchPad
%PS2.DellDeviceDesc% = Dell__0001__PS2_Inst,*SYN0600 ; Synaptics PS2 & Dell TouchPad
%PS2.DellDeviceDesc% = Dell__0001__PS2_Inst,*SYN0601 ; Synaptics PS2 & Dell TouchPad
%PS2.DellDeviceDesc% = Dell_GROUP1_InterTouch_Inst,*DLL052E
%PS2.DellDeviceDesc% = Dell_GROUP7_InterTouch_Inst,*DLL054C,*DLL05D5,*DLL05D6
%PS2.DellDeviceDesc% = Dell_GROUP7_InterTouch_Inst,*DLL054D
%PS2.DellDeviceDesc% = Dell_GROUP7_InterTouch_Inst,*DLL054E
%PS2.DellDeviceDesc% = Dell_GROUP7_InterTouch_Inst,*DLL054F
%PS2.DellDeviceDesc% = DELL_GROUP2_InterTouch_INST,*DLL057E
%PS2.DellDeviceDesc% = Dell_GROUP9_PS2_Inst,*DLL0584
%PS2.DellDeviceDesc% = Dell_GROUP3_InterTouch_Inst,*DLL0589
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL058F
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0593
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0594
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0595
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05B9
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05BB
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL0599
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL059A
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL059E
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL059F
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0591
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0592
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0596
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05B8
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05BA
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL0597
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL0598
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL059B
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL059C
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL059D
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05A0
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05A3
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL05C4
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL05C5
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL05C6
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05C8
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL05C9
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05E9
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05EB
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05EC
%PS2.DellDeviceDesc% = DELL_GROUP5_InterTouch_INST,*DLL05EE
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL05F3
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_Inst,*DLL05F8
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_Inst,*DLL05F9
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_Inst,*DLL05FA
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_Inst,*DLL05FB
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_Inst,*DLL05FC
%PS2.DellDeviceDesc% = DELL_GROUP12_InterTouch_INST,*DLL05FD
%PS2.DellDeviceDesc% = DELL_GROUP12_InterTouch_INST,*DLL05FE
%PS2.DellDeviceDesc% = DELL_GROUP10_InterTouch_INST,*DLL0606
%PS2.DellDeviceDesc% = DELL_GROUP4_InterTouch_INST,*DLL0607
%PS2.DellDeviceDesc% = DELL_GROUP11_InterTouch_INST,*DLL0608
%PS2.DellDeviceDesc% = DELL_GROUP11_InterTouch_INST,*DLL0609
%PS2.DellDeviceDesc% = DELL_GROUP7_InterTouch_INST,*DLL060D
%PS2.DellDeviceDesc% = DELL_GROUP8_InterTouch_INST,*DLL0613
%PS2.DellDeviceDesc% = DELL_GROUP8_InterTouch_INST,*DLL0614
%PS2.DellDeviceDesc% = Dell_GROUP5_InterTouch_Inst,*DLL0621
%PS2.DellDeviceDesc% = DELL_GROUP8_InterTouch_INST,*DLL0629

Supported Devices:
Dell Touchpad
Touchpad