84,488,480 programs installed

Should I remove USB Enhanced Performance Keyboard Software?

What percent of users and experts removed it?
4% remove it96% keep it
Overall Sentiment
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How common is it?
Global Rank #33,505
United States Rank #30,731
Reach 0.0038%


VersionDistribution 40.54% 22.97% 2.70% 28.38% 4.05% 1.35%

Other programs by Lenovo

USB Enhanced Performance Keyboard Software

What is USB Enhanced Performance Keyboard Software?

This package installs an updated Microsoft Windows Vista device driver for the USB Enhanced Performance and USB Enhanced Performance Wireless keyboards.


The most common release is, with over 98% of all installations currently using this version. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. The primary executable is named SkWLUSB.exe. The setup package generally installs about 11 files and is usually about 15.55 MB (16,301,211 bytes).

Program detailsProgram details

URL: www.lenovo.com/think/support
Installation folder: C:\Program Files\Lenovo\Productivity Keyboard\
Uninstaller: MsiExec.exe /X{989DC5D9-A776-430D-9E16-D36E5B81CD86}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 15.55 MB

Program filesFiles installed by USB Enhanced Performance Keyboard Software

Program executable:SkWLUSB.exe
Name:Wireless USB
Path:C:\Program Files\Lenovo\Productivity Keyboard\SkWLUSB.exe
Additional files:
  • PKCfg.exe (by LITE-ON TECHNOLOGY CORP) - USB Enhanced Performance Keyboard (Enhanced Performance Keyboard Configuration)
  • Skdaemon.exe (by LITE-ON TECHNOLOGY CORP) - USB Ehanced Performance Keyboard (Skd881x Daemon)
  • SkWLUSB.exe - Wireless USB
  • SkHidKbd.dll - SkHidKbd
  • SKHOOKS.DLL (by LITE-ON) - Win32 Hooks DLL
  • SKOSD.DLL - OSD Functions DLL
  • Skutil.dll - General Utility Functions DLL

Program behaviorsBehaviors exhibited

Startup File (All Users Run)
  • SkDaemon.exe is loaded in the all users (HKLM) registry as a startup file name 'SKDaemon.exe' which loads as C:\Program Files\Lenovo\Productivity Keyboard\SKDaemon.exe.

How do I remove USB Enhanced Performance Keyboard Software?

You can uninstall USB Enhanced Performance Keyboard Software from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program USB Enhanced Performance Keyboard Software, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove USB Enhanced Performance Keyboard Software.

Win 7 (SP1) 53%
Win XP 1%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 4%
Keep it 96%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 55.41%
Windows XP 25.68%
Windows 10 10.81%
Windows Vista 8.11%
Which OS releases does it run on?
Microsoft Windows XP 25.68%
Windows 7 Professional 20.27%
Windows 7 Home Premium 12.16%
Windows 7 Ultimate 10.81%
Windows 7 Enterprise 9.46%
Windows Vista Home Premiu... 5.41%

Distribution by countryGeography

47.78% of installs come from the United States
Which countries install it?
  United States 47.78%
  Germany 10.00%
  Austria 3.33%
  Japan 3.33%
  Italy 3.33%
  Thailand 2.22%
  Finland 2.22%
  Australia 2.22%
  India 2.22%
  Israel 2.22%
  Canada 2.22%
  Egypt 2.22%
  United Kingdom 2.22%
  Taiwan 1.11%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Lenovo 40.00%
Dell 13.33%
Hewlett-Packard 13.33%
Sahara 8.89%
Acer 6.67%
Intel 4.44%
American Megatrends 4.44%
Sony 2.22%
Common models
LENOVO 4236DB0 3.51%
LENOVO QiTianM6900 1.75%
LENOVO 98517EG 1.75%
LENOVO 8810D3U 1.75%

About Lenovo

Lenovo is a PC hardware and electronics company whose products include personal computers, tablet computers, mobile phones, workstations, servers, electronic storage devices and IT management software.
Publisher URL: www.lenovo.com


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