Should I block it?

9%
9% of PCs block this file from running.

VersionsAdditional versions

5.1.10516.0 0.50%
5.1.10516.0 1.34%
5.1.10411.0 47.23%
5.1.10411.0 12.25%
5.0.61118.0 1.26%
5.0.61118.0 0.42%
4.1.10329.0 33.47%
4.1.10111.0 1.26%
4.0.60831.0 0.08%
4.0.60129.0 0.08%
4.0.50826.0 0.25%
3.0.40818.0 0.67%
3.0.40624.0 1.17%

Relationships

npctrl.dll

Silverlight Plug-In by Microsoft Corporation (Signed)

Remove npctrl.dll
Version:   4.0.60831.0
MD5:   ce6db25ffa35fd051c503f11db745862
SHA1:   8add2d207bbdef2a5dbedc33b3c68e68cf245f00
SHA256:   035100ffd2b0f8cb934975505d58d72e241659191a39063505ae002ca8b5c496

What is npctrl.dll?

Microsoft Silverlight is a free web-browser plug-in that enables interactive media experiences, rich business applications and immersive mobile apps.

About npctrl.dll (from Microsoft Corporation)

Microsoft Silverlight is a powerful tool for creating and delivering rich Internet applications and media experiences on the Web. Silverlight 5 builds on the foundation of Silverlight 4 for building b

Overview

npctrl.dll is loaded as dynamic link library that runs in the context of the Google Chrome web browser. It is installed with a couple of know programs including Microsoft Lync 2010 Attendee published by Microsoft Corporation, Microsoft Lync 2010 Attendee from Microsoft Corporation and Microsoft Lync 2010 Attendee by Microsoft Corporation. The file is digitally signed by Microsoft Corporation.

DetailsDetails

File name:npctrl.dll
Publisher: Microsoft Corporation
Product name:Silverlight Plug-In
Description:4.1.10111.0
Typical file path:C:\Program Files\microsoft silverlight\4.1.10111.0\npctrl.dll
File version:4.0.60831.0
Size:1001.82 KB (1,025,864 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Friday, January 11, 2013
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Microsoft Corporation
5% remove
Microsoft Corporation
8% remove
Microsoft Silverlight is an application framework for writing and running rich Internet applications, with features and purposes similar to those of Adobe Flash. The run-time environment for Silverlight is available as a plug-in for web browsers running under Microsoft Windows. Silverlight provides a retained mode graphics system similar to Windows Presentation Foundation (WPF), and integrates multimedia, graphics, animations and intera...
Microsoft Corporation
1% remove
Microsoft Silverlight is an application framework for writing and running rich Internet applications, with features and purposes similar to those of Adobe Flash. The run-time environment for Silverlight is available as a plug-in for web browsers running under Microsoft Windows. Silverlight provides a retained mode graphics system similar to Windows Presentation Foundation (WPF), and integrates multimedia, graphics, animations and intera...

BehaviorsBehaviors

Mozilla plugins
  • Ag Player
Google Chrome plugins
Stored per user in the directory 'Google\Chrome\User Data\Default\Preferences'
  • Name: 'npctrl.dll'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 33.50%
Microsoft Windows XP 18.50%
Windows 7 Ultimate 14.50%
Windows 8 Pro 7.50%
Windows Vista Home Premium 7.50%
Windows 8 4.50%
Windows 7 Starter 2.50%
Windows 7 Professional 2.50%
Windows 7 Home Basic 2.50%
Windows Vista Home Basic 2.00%
Windows 8 Pro with Media Center 1.50%
Windows 8.1 Pro 1.00%
Windows 8.1 Enterprise 0.50%
Windows 8.1 Pro Preview with Media Center 0.50%
Windows 8 Enterprise 0.50%
Windows Seven Black Edition 0.50%

Distribution by countryDistribution by country

United States installs about 39.20% of Silverlight Plug-In.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 20.08%
Hewlett-Packard 18.47%
Acer 15.26%
ASUS 13.65%
Toshiba 8.03%
Sony 6.43%
Lenovo 6.43%
Gateway 3.21%
Intel 2.41%
Samsung 2.01%
GIGABYTE 1.61%
American Megatrends 1.61%
Compaq 0.80%
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