Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.9.5 Beta 0.75%
4.9.4 Beta 0.75%
4.9.4 Beta 0.75%
4.9.4 Beta 0.75%
4.9.4 0.75%
4.9.4 1.49%
4.9.4 5.97%
4.9.4 0.75%
4.9.4 21.64%
4.9.4 0.75%
4.9.4 1.49%
4.9.4 0.75%
4.9.2 10.45%
4.9.2 1.49%
4.9.2 36.57%
4.9.2 1.49%
4.9.2 0.75%
4.9.1 1.49%
4.9 Beta 2.24%
4.9 Beta 0.75%
4.9 0.75%
4.9 0.75%
4.9 1.49%
4.9 2.99%
4.9 1.49%

Relationships

plc4.dll

Netscape Portable Runtime by Mozilla Corporation (Signed)

Remove plc4.dll
Version:   4.9
MD5:   1817bba7664e358aaac7a7c5934a432f
SHA1:   21692eff2f9dc55d59996e6f12fd98ac8e9fb306
SHA256:   7668a52a5e09f81be78cc19a3b6309b4b80448125f80760ef01f9f92b4d4a174

What is plc4.dll?

PLC Library is part of Mozilla Firefox, a free and open source web browser developed by the Mozilla Foundation. Firefox uses the Gecko layout engine to render web pages, which implements current and anticipated web standards. Functions can be added through extensions, created by third-party developers.

About plc4.dll (from Mozilla Corporation)

Mozilla Firefox is a fast, full-featured Web browser. Firefox includes pop-up blocking, tab-browsing, integrated Google search, simplified privacy controls, a streamlined browser window that shows you

DetailsDetails

File name:plc4.dll
Publisher:Mozilla Foundation
Product name:Netscape Portable Runtime
Description:PLC Library
Typical file path:C:\Program Files\mozilla firefox\plc4.dll
File version:4.9
Size:20.97 KB (21,472 bytes)
Certificate
Issued to:Mozilla Corporation
Authority (CA):Thawte
Effective date:Monday, September 27, 2010
Expiration date:Sunday, October 30, 2011
Digital DNA
Entropy:6.576179
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Mozilla
12% remove
Firefox 13 adds and updates several features, such as an updated new tab and home tab page. The updated new tab page is a feature similar to the Speed Dial already present in Opera, Google Chrome, Apple Safari, and Windows Internet Explorer. The new tab page will display nine of the user's most visited websites, along with a cached image. Mozilla Firefox (US English locale) is a free and open source is a web browser coordinated by Mozil...
Mozilla
8% remove
Firefox 13 adds and updates several features, such as an updated new tab and home tab page. The updated new tab page is a feature similar to the Speed Dial already present in Opera, Google Chrome, Apple Safari, and Windows Internet Explorer. The new tab page will display nine of the user's most visited websites, along with a cached image. Mozilla Firefox (US English locale) is a free and open source is a web browser coordinated by Mozil...
Mozilla
3% remove
Mozilla Firefox is a free and open source is a web browser coordinated by Mozilla Corporation and Mozilla Foundation that is a heavily localized. Firefox uses the Gecko layout engine to render web pages, which implements current and anticipated web standards. Functions can be added through extensions, created by third-party developers and thus provides an environment for web developers in which they can use built-in tools. Firefox uses ...
Mozilla
8% remove
Firefox 13 adds and updates several features, such as an updated new tab and home tab page. The updated new tab page is a feature similar to the Speed Dial already present in Opera, Google Chrome, Apple Safari, and Windows Internet Explorer. The new tab page will display nine of the user's most visited websites, along with a cached image. Mozilla Firefox (US English locale) is a free and open source is a web browser coordinated by Mozil...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows XP Professional 100.00%
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