82,399,351 programs installed

Should I remove CORE Client?

What percent of users and experts removed it?
23% remove it77% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #46,750
United States Rank #38,305
Reach 0.0018%


VersionDistribution 12.00%
1.00.0000 88.00%

CORE Client


CORE Client is a software program developed by Perfect World Entertainment. The most common release is 1.00.0000, with over 98% of all installations currently using this version. It adds a Browser Helper Object (BHO) to Internet Explorer. The setup package generally installs about 82 files and is usually about 70.49 MB (73,917,732 bytes). The installed file CoreUpdate.exe is the auto-update component of the program which is designed to check for software updates and notify and apply them when new versions are discovered. Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 7. While about 52% of users of CORE Client come from the United States, it is also popular in Australia and Italy.

Program detailsProgram details

URL: www.PerfectWorldEntertainment.com
Help link: www.PerfectWorldEntertainment.com/support
Installation folder: C:\Spel\PW Core Client
Uninstaller: "C:\Program Files\InstallShield Installation Information\{7A625369-34A4-4D62-9165-2EFCFA41DA1D}\setup.exe" -runfromtemp -l0x0409 -removeonly
Estimated size: 70.49 MB
Language: English (United States)

Program filesFiles installed by CORE Client

  • CoreClient.exe - CORE Client
  • CORESetup.exe - CORE Setup
  • CoreUpdate.exe - CoreUpdate (Core Client Update System)
  • ErrRep.exe - CORE Client bug report System
  • CoreD3D8Overlay.dll
  • CoreD3D9Overlay.dll
  • CoreClientSDK.dll
  • CoreLib_PWP.dll
  • PMBWrapperLib.dll
  • CorePluginIE.dll - CorePlugin (CorePlugin Dynamic Link Library Supporting IE)
  • libcef.dll - Chromium Embedded Framework (CEF) Dynamic Link Library
  • MSVCP80.dll (by Microsoft) - Microsoft® Visual Studio® 2005 (Microsoft® C++ Runtime Library)
  • MSVCR80.dll (by Microsoft) - Microsoft® C Runtime Library
  • npCorePluginFF.dll - PlayNow Plugin

Program behaviorsBehaviors exhibited

Google Chrome Plugin
  • npCorePluginFF.dll is loaded in the Google Chrome web browser as 'npCorePluginFF.dll'.
Internet Explorer BHO
  • CorePluginIE.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'CorePluginIEBHO Class' with the class of {13FA2453-9287-4F18-8554-976D7C02F4EE} (CorePluginIEBHO).
Mozilla Plugin
  • npCorePluginFF.dll is loaded into Mozilla Firefox under the product name 'CorePlugin' with a plugin key of '@perfectworld.com/npPlayNowPlugin' for all users of the PC.

How do I remove CORE Client?

Quickly and completely remove CORE Client from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall CORE Client 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program CORE Client, click it, and then do one of the following:
    • Windows Vista/7/8: 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 CORE Client.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by CORE Client you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 68%
Win 8 4%
Plugs into Mozilla Firefox
Uninstall it 23%
Keep it 77%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 88.00%
Windows Vista 4.00%
Windows XP 4.00%
Windows 8 4.00%
Which OS releases does it run on?
Windows 7 Home Premium 45.83%
Windows 7 Ultimate 25.00%
Windows 7 Professional 16.67%
Microsoft Windows XP 4.17%
Windows 10 Home 4.17%
Windows Vista Home Premiu... 4.17%

Distribution by countryGeography

51.61% of installs come from the United States
Which countries install it?
  United States 51.61%
  Australia 12.90%
  Italy 6.45%
  MK 3.23%
  France 3.23%
  Norway 3.23%
  Sweden 3.23%
  DZ 3.23%
  Greece 3.23%
  Venezuela 3.23%
  Germany 3.23%
  Canada 3.23%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 33.33%
ASUS 22.22%
Dell 11.11%
Toshiba 11.11%
Hewlett-Packard 11.11%
Medion 5.56%
Common models
TOSHIBA Satellite P750 6.25%
TOSHIBA Qosmio X770 6.25%
O.E.M O.E.M 6.25%
MSI MS-7623 6.25%
MSI MS-7599 6.25%
MSI MS-7586 6.25%


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