How to remove PDF PROS?

What problems can PDF PROS virus cause for you?

In this article, we will talk about PDF PROS (also known as PDF PROS Virus), a shady search engine that can replace your browser’s homepage address if you click malicious pop-ups shown by websites or adware. The program replaces your default search engine and start page with PDF website. they distribute free screensavers, free mouse cursors, the infamous Zwinky virtual dolls, free emoticons for email and many other things like that. Thus, it will irritate you more with its negative features rather than bring benefits. What is even more concerning is the fact that this browser hijacker could also prove to be potentially harmful. This browser extension contains a search box, and such buttons as PDF PROS Webmail, PDF PROS My Account, PDF PROS Tech Support, and PDF PROS Pages.

As already mentioned before, the PDF PROS hijack is obvious, once it occurs on the PC. The program changes your homepage and adds some unknown websites to your bookmarked pages list. This is how the people behind PDF PROS and other similar programs manage to make money through the pay-per-click system. Most frequently it appears on web browsers after installation of a freeware. According to the specialists working at, PDF PROS might provide users with sponsored content even though its search results are based on Thus, you should not risk infecting your system.

How can I remove PDF PROS redirect virus?

You need to be very careful with clicking on ads and links displayed by this search engine because the third parties behind them might be schemers with dark intentions. webpage because it has nothing in common with your search query and shows wring search results. previous condition, you should remove PDF PROS redirect virus. Keep in mind that if more then one of your browsers were affected, you will have to remove it from every single one separately. It is not safe to use search provider and it is strongly recommended to remove PDF PROS virus as soon as you detect it on your browsers. This search engine provides altered search results, and some of them reportedly have the original links swapped with links that lead to predetermined third-party websites.

PDF PROS virus is hijacking users’ settings because it found a way to get into computer systems unnoticed. We have discovered that this hijacker can alter the search results. In our opinion, the latter is the easiest method after the automatic removal, so we have provided instructions explaining how to reset browsers below this article. We understand that you are, most probably, reading this article because you want to find more information about the removal of this infection, so we asked our specialists to prepare the manual removal guide for you. Results for queries are produced by To identify them, scanning with Anti-Malware Tool or other reputable antispyware tool might be useful.

What methods are applied to spread this PUP?

You have to clean your PC from this SEB hijacker, and scan the PC to detect and remove all the parasites from your PC. This anti-spyware program will remove the toolbar and shield the system from Trojan horses, ransomware infections, rogue anti-spyware program, and many other computer threats. All of these hijackers are equally unreliable, so you should avoid using them if you happen to encounter any one of them in the future. These downloads, which occur by accident and not by design, involve free software, which is spoiled with such PUPs as PDF PROS/search.php. You will have to do it manually by yourself.

PDF PROS Behavior

  • Modifies Desktop and Browser Settings.
  • Common PDF PROS behavior and some other text emplaining som info related to behavior
  • Slows internet connection
  • Integrates into the web browser via the PDF PROS browser extension
  • Changes user's homepage

PDF PROS effected Windows OS versions

  • Windows 8 24% 
  • Windows 7 26% 
  • Windows Vista 13% 
  • Windows XP 37% 

Warning, multiple anti-virus scanners have detected possible malware in PDF PROS.

Anti-Virus SoftwareVersionDetection
VIPRE Antivirus22224MalSign.Generic
Kingsoft AntiVirus2013.4.9.267Win32.Troj.Generic.a.(kcloud)
Download Removal Toolto remove PDF PROS

PDF PROS Geography

Remove PDF PROS from Windows

Remove PDF PROS from Windows XP:

  1. Drag mouse cursor to the left of the Task Bar and click Start to open a menu.
  2. Open the Control Panel and double-click Add or Remove Programs. win-xp-control-panel PDF PROS
  3. Remove the undesirable application.

Remove PDF PROS from Windows Vista or Windows 7:

  1. Click the Start menu icon on the Task Bar and select Control Panel. win7-control-panel PDF PROS
  2. Select Uninstall a program and locate the undesirable application
  3. Right-click the application you want to delete and select Uninstall.

Remove PDF PROS from Windows 8:

  1. Right-click on the Metro UI screen, select All apps and then Control Panel. win8-control-panel-search PDF PROS
  2. Go to Uninstall a program and right-click the application you want to delete.
  3. Select Uninstall.

Remove PDF PROS from Your Browsers

Remove PDF PROS from Internet Explorer

  • Go for Alt+T and click on Internet Options.
  • In this section, move to the 'Advanced' tab and then click on the 'Reset' button. reset-ie PDF PROS
  • Navigate to the 'Reset Internet Explorer settings' → then to 'Delete personal settings' and press on 'Reset' option.
  • After this, click on 'Close' and go for OK to have modifications saved.
  • Click on the tabs Alt+T and go for Manage Add-ons. Move to Toolbars and Extensions and here, get rid of the unwanted extensions. ie-addons PDF PROS
  • Click on Search Providers and set any page as your new search tool.

Delete PDF PROS from Mozilla Firefox

  • As you have your browser opened, type in about:addons in the shown URL field. firefox-extensions PDF PROS
  • Move through Extensions and Addons list, delete the items having something in common with PDF PROS (or those which you may find unfamiliar). If the extension is not provided by Mozilla, Google, Microsoft, Oracle or Adobe, you should be almost sure you have to erase it.
  • Then, reset Firefox by doing this: move to Firefox ->Help (Help in menu for OSX users) -> Troubleshooting Information. Finally,Reset Firefox. firefox_reset PDF PROS

Terminate PDF PROS from Chrome

  • In the displayed URL field, type in chrome://extensions. extensions-chrome PDF PROS
  • Take a look at the provided extensions and take care of those which you find unnecessary (those related to PDF PROS) by deleting it. If you do not know whether one or another must be deleted once and for all, disable some of them temporarily.
  • Then, restart PDF PROS
  • Optionally, you may type in chrome://settings in URL bar, move to Advanced settings, navigate to the bottom and choose Reset browser settings.
Download Removal Toolto remove PDF PROS

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