1. R42157.EXE Driver
2. Dell.ini File Contents

Dell.ini Driver File Contents (R42157.EXE)

; "{537E6C71-652D-11d1-AD2A-00A024BD20B2}"

; Properties dialog configuration
HKLM\Software\Synaptics\SynTPCpl
  HotLinkURL = http://www.dell.com
  ShowResetButton = REG_DWORD 1    ; Add the Reset devices button
  HideTrayIcon = REG_DWORD 1       ; Add the control to remove tray icon
  UIStyle = REG_DWORD 2            ; Activate the tree control UI style

HKLM\Software\Synaptics\SynTPEnh\PopupConfig
  UseTapToClickInsteadOfSuppressTaps = REG_DWORD 1

HKLM\Software\Synaptics\SynTP\Defaults
  TouchThreshold = REG_DWORD 46    ; Set up the default TouchPad sensitivity to 46
  ReportRate = REG_DWORD 0
  SuppressMoisture = REG_DWORD 0

HKLM\System\CurrentControlSet\Services\SynTP\Parameters
  WheelmouseRedetectToResync = REG_DWORD 1
  VerifyKBCSync = REG_DWORD 1
  DetectMethod = REG_DWORD 0       ; WinXP interrupt commmunication
  DetectMethodWin2K = REG_DWORD 1  ; Win2K polling communication

HKLM\System\CurrentControlSet\Services\SynPS2Enable\Parameters
  StayResident = REG_DWORD 1

; Removes the left over SYNTP.INI file from the Desktop when setup.html is used
HKLM\Software\Synaptics\Install
  DeleteInis = REG_DWORD 1

; Used to Disable Tool Tips Welcome Screen
HKLM\Software\Synaptics\SynTPEnh
  ForceNoTips = REG_DWORD 1

; To shut off Taps and Drags
HKLM\Software\Synaptics\SynTP\Defaults
  Gestures = REG_DWORD 1

; To shut off Press-to-Select for stick
HKLM\Software\Synaptics\SynTP\Stick
  Gestures = REG_DWORD 0

; Activate Static Tray Icon
HKLM\Software\Synaptics\SynTPEnh
  TrayIcon = REG_DWORD 0x00000001

HKLM\Software\Synaptics\SynTP
  RemoveCompatibilityModeMessage = REG_DWORD 1

How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

• Expand the archive file (if the download file is in zip or rar format).

• If the expanded file has an .exe extension, double click it and follow the installation instructions.

• Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

• Find the device and model you want to update in the device list.

• Double-click on it to open the Properties dialog box.

• From the Properties dialog box, select the Driver tab.

• Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.