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:   5.0.61118.0
MD5:   02e03209e44e624dff5696a0de006cc1
SHA1:   4c7f9983a987a8c179f26bef1dd926f5b47683bb
SHA256:   553922da9dc04260084e6f3cc5155e75700a4cd89f87c1a318420451b43b2085

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. This is typically installed with the program Microsoft Silverlight published 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:5.0.61118.0
Size:1.56 MB (1,635,144 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 program will install this file
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...

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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