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Danger level 7
Type: Adware
Common infection symptoms:
  • Connects to the internet without permission
  • Can't be uninstalled via Control Panel


This PremierOpinion is simply bad news. It is adware which enters PCs on the back of other files and applications like suspect screensavers downloaded onto the system, PremierOpinion holds the dubious record of being the first badware program to both infects Macs and PCs.

Even experts agree that it is incredibly difficult to get rid of PremierOpinion, making it near impossible for the average user to delete it effectively. That is why having the power of reliable antispyware tools behind you will help you permanently remove PremierOpinion for good.

You may wonder what the symptoms of a PremierOpinion adware infection is, and why everyone is going on and on about it. The thing about PremierOpinion is that it will display terribly annoying popup ads on the infected system, in accordance to the user’s browsing habits. It will bombard the user with relentless unsolicited ads, rendering the system nearly impossible to use. PremierOpinion can be caught from malicious websites or file sharing networks. It causes systems to freeze and gathers Internet records and information such as cookies, making it available to third parties.

It seems one thing experts are in agreement over is the need for PremierOpinion to be obliterated. Keeping this vitriolic application running rampant on your system will damage it permanently and expose you to other seriouis infections and harmful threats.

Our main security concern related to PremierOpinion is that the application seems to be another version of RelevantKnowledge. RelevantKnowledge is often classified as spyware or adware application, because it is rather intrusive and it may expose you to potentially unreliable information. The reason why we can say that PremierOpinion and RelevantKnowledge are related is that PremierOpinion gets distributed as RelevantKnowledge. For example, when you are given the opportunity to opt out of installing the application on your PC, you need to uncheck the boxes that say RelevantKnowledge will be installed on the system. However, if you skip this step, in the end it is PremierOpinion that gets installed.

It is of no surprise that the applications are related, because both of them are created for the same purpose – online marketing. Based on the information provided at, PremierOpinion “operates an Internet research panel that supports one of the nation’s leading market research companies”. And their goal is to “help industry understand Internet trends and patterns”. It would mean that PremierOpinion collects data on your web browsing habits, but the personally non-identifiable information is perfectly safe in the program’s hands, and it only uses the data to “gain valuable insight into Internet trends and behavior”.

Unfortunately, PremierOpinion has also been noticed to display random Internet surveys users are asked to fill out sometimes. It is also clear that the application may expose your system’s vulnerabilities to malevolent third parties, and your data will always be shared with people you do not even know. Not to mention that there are other potentially unwanted programs installed on your computer, because PremierOpinion is distributed bundled with third party installers from

Scan your computer with SpyHunter free scanner to determine which programs need to be removed from the system. Uninstall them via Control Panel if it is possible and then acquire a licensed antimalware tool to remove PremierOpinion directories for good. Make sure that your PC is protected against all the latest threats.

How to uninstall unwanted applications

Windows 8

  1. Slide mouse cursor to the bottom right of the desktop.
  2. Wait for Charm bar to appear and then click Settings.
  3. Go to Control panel and select Uninstall a program.
  4. Highlight unwanted apps and click Uninstall.

Windows Vista & Windows 7

  1. Click Start menu button and select Control Panel.
  2. Go to Uninstall a program and remove unwanted applications.

Windows XP

  1. Open Start menu button and navigate to Control Panel.
  2. Select Add or remove programs and uninstall potentially unwanted applications.

Should you have any further questions, please do not hesitate to leave us a comment below.

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  1. CEMJ78 Aug 8, 2014

    How do you kill the processes? All I get is the option of ending the processes or process tree!

  2. dave Oct 23, 2014

    who is behind it so I know who to sue!

  3. Abbie Dec 22, 2014

    It won't uninstall, what can I do now?!

  4. CHUCK Apr 22, 2015

    Program will not uninstall from the control panels uninstall feature and it will not delete manually from the program files.

  5. Anonymous Dec 7, 2018

    You can go to Task Manager, end its task.
    Then uninstall it from Control Panel.
    Then delete all its files (I think they are under C://Programs Files (x86), or maybe under C://Windows/System32)

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