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:   4.9.1
MD5:   21fa8728b0e6d2d00063987bbc7c33e9
SHA1:   49c9ce0c7a99bd2517d676793c58437bafcf1848
SHA256:   7b4bb199c01bf9f06028f142ccbe9df3da235729a98b077fa9bd5340ea25428f

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:4.9.1
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
Alex Sirota
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11% 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 ...
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4% remove
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Mozilla
4% 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 ...
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8% 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 ...
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10% 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
4% 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 ...
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Mozilla Firefox is a free and open source web browser. Firefox implements many web standards. Firefox uses a sandbox security model, and limits scripts from accessing data from other web sites based on the same origin policy. Firefox 22 includes support for 3D gaming, video chatting, and file sharing.
Mozilla
11% 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
11% remove
This version includes a "Responsive Design View" developer tool, adds support for the Opus audio format and adds preliminary native PDF support (turned off by default). Silent updates automatically update Firefox to the latest version without notifying the user, a feature that the web browsers Google Chrome and Internet Explorer 8 and above have already implemented, although the user is able to disable that function. Mozilla Firefox (US...
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10% remove
Mozilla Firefox is a free and open source web browser. Firefox implements many web standards. Firefox uses a sandbox security model, and limits scripts from accessing data from other web sites based on the same origin policy. Firefox 22 includes support for 3D gaming, video chatting, and file sharing.
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4% 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 ...
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10% remove
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 more of the page than any other browser and a number of additional features that work with you to help you get the most out of your time online.
Mozilla
5% remove
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 more of the page than any other browser and a number of additional features that work with you to help you get the most out of your time online.
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Mozilla Firefox is a free and open source web browser. Firefox 26 changed the behavior of Java plugins to "click-to-play" mode instead of automatically running them. It also added password manager support for script-generated fields, and the ability for Windows users without advanced write permissions to update Firefox.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows XP Professional 100.00%
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