This site is available in other language:

Choose the first letter of the dll-file you are looking for:

Download Plugdef.dll and fix "dll not found" error!

You are running: Unknown

A suitable version of plugdef.dll found in our database

Unknown is not your OS? Please select your OS below: special offer

Your OS:

To quickly resolve your problem, we recommend download and use plugdef.dll Fix Tool. If you have technical experience and you want to install a DLL file manually, please select your version of Windows and download plugdef.dll, after that copy it to the appropriate place using the instruction below, it will fix dll errors.

What is Plugdef.dll ?

plugdef.dll - dll file called "Default Plugin" is a part of Opera Default Plugin program developed by .

Some applications or games may need this file to work properly. If plugdef.dll is missing, whenever you start the application/game you may experience various kinds of errors. To fix those errors, please read the Recommended Solution below.

File version:

File size: 28.00 KB

MD5 file sum: 30361E4BDE0EE7A167971AE317D2C7A0

SHA1 file sum: 656FF7A18F07A74B9021926BBD07056350BC195F

Plugdef.dll Error Screenshot

plugdef.dll missing

Possible error messages regarding this file:

plugdef.dll is missing

plugdef.dll error loading

plugdef.dll crash

plugdef.dll was not found

the procedure entry point plugdef.dll

plugdef.dll could not be located

plugdef.dll Access Violation

Cannot find plugdef.dll

Cannot register plugdef.dll

Recommended Solution to Fix Dll Error

To fix errors related with .DLL file you need to download plugdef.dll and copy it to the installation folder of the application or game, or copy it into the Windows system folder and it should fix the error. If you don’t know how to install this file, please read our tutorial about How to install DLL files.

This page is available in other languages: Español | Deutsch | Nederlands | Português | Italiano | Français | suomi | Indonesian | Tiếng Việt | Norsk | Русский | Svenska | English

You can read more information about plugdef.dll on

I’ve been looking everywhere for missing .DLL file and found it here on Thank you very much.

Billy Hutchinson, UK
Read more testimonials