How to uninstall (remove) PDFdefault

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What is PDFdefault?

PDFdefault is a potentially unwanted software that comes on your PC without user’s consent. PDFdefault hijacks your browser (Google Chrome, Internet Explorer or Mozilla Firefox), it can modify the browser’s settings and change your homepage. PDFdefault also can modify search results and redirect user to ad sites (eBay, Amazon, LightInTheBox and so on). This program deals with the dissemination of advertisements. PDFdefault displays coupons and banners with a ton of ads. Many of the proposals of this program doesn’t real. PDFdefault created to make money, it’s a useless program. In addition, this program can collect your personal data (e.g. history of your browsing) and transmit it to third parties. PDFdefault can become a conduit for other malicious programs. This is not a virus, but this program can deliver a lot of trouble, so we recommended you to remove it right now.

PDFdefault Ads

How PDFdefault gets on your PC?

Programs, that are among the potentially unwanted programs come bundled with free software. Typically, such programs penetrate the PC without the user’s consent. Because of this, many users do not realize that a computer is infected with malware and the PC is at great risk. However, it is worth noting that the main reason for such penetrations – carelessness user. People do not read the terms and conditions during the installation of free software. It was there that may contain consent to install PUP. Also, during the installation, ensure that the installer did not offer you a third-party software. To prevent such problems, you should always follow the installation process, read the terms and conditions, do not agree to install additional software, and select Advanced type of installation. If PDFdefault has already penetrated into your computer, you can use the instructions below.

How to remove PDFdefault from your computer?

To uninstall PDFdefault remove it from Control Panel, then delete all files and regkeys.

In our view, there are 3 products that potentially have PDFdefault in their database. You can try to use them for removing PDFdefault.

Recommended Solution:

Norton is a powerful removal tool. It can remove all instances of newest viruses, similar to PDFdefault – files, folders, registry keys.

 

Download Norton*Trial version of Norton provides detection of computer viruses for FREE. To remove malware, you have to purchase the full version of Norton.

Alternative Solution:

Thor Antivirus – detects files, registry values and folders of viruses that show the same behavior as PDFdefault.

 

Download Norton
 

You can try both of these products to remove PDFdefault

Or uninstall PDFdefault manually.

Step 1: Remove PDFdefault from Control Panel

Windows XP:

  1. Click Start.
  2. Control Panel.
  3. Then click Add or Remove Programs.
  4. Find PDFdefault.
  5. Click Uninstall.

Learn more about uninstallation of programs in Windows XP.

Windows 7/Windows Vista:

  1. Click Start.
  2. Then Control Panel.
  3. Click Uninstall a Program.
  4. Find PDFdefault and click Uninstall.

Learn more about uninstallation of programs in Windows 7.

Windows 8/Windows 8.1:

  1. Open the Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Then as in Windows 7, click Uninstall a Program under Programs.
  6. Find PDFdefault, select it and click Uninstall.

Learn more about uninstallation of programs in Windows 8 (8.1).

Windows 10:

  1. Click on the Start button (or press the Windows key) to open the Start menu, click on the Settings at the top.
  2. Click on App & features on the left menu.
  3. On the right side, locate PDFdefault and click it, then click on the Uninstall button.
  4. Click on Uninstall to confirm.

Learn more about uninstallation of programs in Windows 10

Note: If you can’t find required program, sort programs by date in Control panel and search for last installed programs.

After that remove PDFdefault from your browser.

Step 2: Remove PDFdefault from browsers

Google Chrome:

  1. Open Google Chrome
  2. Push Alt + F.
  3. Click Tools.
  4. Choose Extensions.
  5. Find PDFdefault.
  6. Click the trash can icon to remove it.

Learn more about removing extensions from Chrome.

Mozilla Firefox:

  1. Open Firefox.
  2. Push Shift + Ctrl + A.
  3. Choose PDFdefault.
  4. Click Disable or Remove button.

Learn more about removing extensions from Firefox.

Internet Explorer:

  1. Open IE.
  2. Push Alt + T.
  3. Click Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable PDFdefault.
  6. Click More information link in the left-bottom corner.
  7. Click Remove button.
  8. If this button is grayed out – perform alternative steps.

Learn more about removing extensions from IE.

Step 3: Remove following files and folders of PDFdefault:

Remove following regitry entries:

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Remove following files:

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Remove following folders

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Written by Rami Douafi

Author: Rami Douafi

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