Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.8.2.65 62.50%
4.6.2.680 37.50%

QtHelp4.dll

Help by F-Secure Corporation (Signed)

Remove QtHelp4.dll
Version:   4.8.2.65
MD5:   a8f6eacf6381c4c3f67d04a11abd7486
SHA1:   65d8f8485149e8380d1c52e468a832430c83c6ef

What is QtHelp4.dll?

This module is part of the Qt Development framework, a cross-platform C++ application development and UI framework. Qt provides programs with enhanced UI features, such as opacity, drop-shadows, glow, and filtering support, along with graphics and web support enables rich UIs. Qt framework is available to any third party program to integrate.

About QtHelp4.dll (from F-Secure Corporation)

Qt is a cross-platform application and UI framework. Qt will change the way you develop C++ applications for mobile devices forever. The easy-to-use Qt framework means you will be tied no longer to a

DetailsDetails

File name:qthelp4.dll
Publisher:Nokia Corporation and/or its subsidiary(-ies)
Product name:Help
Description:Help application framework.
Typical file path:C:\windows\winsxs\x86_f-secure.qt_4_6_2_2e112a926211c0a3_4.6.2.680_none_a025cb6556b2730a\qthelp4.dll
File version:4.8.2.65
Size:451.55 KB (462,392 bytes)
Certificate
Issued to:F-Secure Corporation
Authority (CA):GlobalSign nv-sa
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 25.00%
Windows 8.1 12.50%
Windows 7 Professional 12.50%
Windows 7 Home Premium N 12.50%
Windows 8 Pro 12.50%
Microsoft Windows XP 12.50%
Windows 7 Ultimate N 12.50%

Distribution by countryDistribution by country

United States installs about 62.50% of Help.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 66.67%
Dell 33.33%
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