What is Thirteen Degrees

Thirteen Degrees by Yontoo Technology Inc is adware extension for browsers (Google Chrome, Mozilla Firefox, Internet Explorer). It is promoted as helpful add-on. However, Thirteen Degrees can put your computer at risk. It creates and displays a lot of ads, tracks users online activity to use this information for advertising purposes. “Ads by Thirteen Degrees” may look like banners, pop-ups or contextual links. I prepared handy removal guide for Thirteen Degrees, because many users cannot uninstall it.

thirteen degrees ads

How Thirteen Degrees infected your PC

Thirteen Degrees uses sneaky techniques to install extension in your browsers. Usually, it is bundled with free programs. During installation of random free program you can be offered to download and install additional third-party program. Usually this is adware like Thirteen Degrees or other useless software. There are options to “Decline” or “Accept” this offer. Often developers use vague wording to mislead user. Antiviruses cannot catch such threats, and we recommend to use SpyHunter 5.

Download Thirteen Degrees Removal Tool

Download Removal Tool

To remove Thirteen Degrees completely we recommend you to use SpyHunter 5 from EnigmaSoft Limited. It detects and removes all files, folders and registry keys of Thirteen Degrees and several millions of other adware, hijackers, toolbars.

Remove Thirteen Degrees manually for free

Here is manual step-by-step tutorial for full Thirteen Degrees removal from your computer. This works 99% and was checked with the latest versions of Thirteen Degrees installer on operating systems with latest updates and browser versions.

Remove Thirteen Degrees from Control Panel

To start removing Thirteen Degrees you should remove it using Control Panel. It should uninstall correctly, however, we recommend you to use IObit Uninstaller to clean leftover items after uninstalling. Here are instructions for Windows XP, Windows 7 and Windows 8.

Remove Thirteen Degrees from Windows XP:

  1. Click on Start button.
  2. Choose Control Panel.
  3. Click Add or Remove Programs.
  4. Find Thirteen Degrees.
  5. Click Uninstall.

Remove Thirteen Degrees from Windows 7:

  1. Click Start button.
  2. Then go to Control Panel.
  3. Click Uninstall a Program.
  4. Find Thirteen Degrees and click Uninstall.

Remove Thirteen Degrees from Windows 8:

  1. Hover mouse pointer to the bottom-right corner to see Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Click Uninstall a Program under Programs.
  6. Find Thirteen Degrees, click Uninstall.

Cannot uninstall Thirteen Degrees

In some cases Thirteen Degrees won’t uninstall and gives you message that “You do not have sufficient access to uninstall Thirteen Degrees. Please, contact your system administrator” when you try to remove it from Control Panel or “Access denied” error when removing Thirteen Degrees folder and files. This happens, because file ThirteenDegreesbho.dll or service updateThirteenDegrees.exe does not allow you to do it. In this case I will recommend you to use SpyHunter 5 or Malwarebytes or uninstall Thirteen Degrees in Safe Mode. To boot in Safe Mode do the following:

  1. Reboot your computer.
  2. While it starts booting press F8 button.
  3. This will open Advanced Boot Options menu.
  4. Choose Safe Mode and wait until Windows loads.
  5. Go to Control Panel > Uninstall a program and remove Thirteen Degrees

>> See detailed instructions and video tutorial on how to boot in Safe Mode

Remove Thirteen Degrees add-on from your browsers

Removing Thirteen Degrees from Control Panel often does not bring desired effect. It is browser extension and it may still be active in Google Chrome and Mozilla Firefox. Here are instructions on how to remove Thirteen Degrees extension from your browsers manually.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://extensions/.
  3. Find Thirteen Degrees extension.
  4. Click the trash can icon to remove it.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:addons.
  3. Choose Thirteen Degrees extension.
  4. Click Disable or Remove button.

Internet Explorer (9, 10, 11):

Note: There is no feature to remove browser extensions from browser in latest version of Internet Explorer. To remove Thirteen Degrees from Internet Explorer, please, perform instructions for uninstalling program from Control Panel. To disable Thirteen Degrees, please, do the following:

  1. Open Internet Explorer.
  2. Click on gear/asterisk icon in the top-right corner.
  3. In opened menu Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable Thirteen Degrees.

Opera Browser:

Generally, Thirteen Degrees does not install in Opera browser however you can always double check. Do the following:

  1. Start Opera browser.
  2. Go to Tools > Extensions > Manage Extensions.
  3. Find Thirteen Degrees extension.
  4. Click Uninstall button.

Remove following files and folders

Thirteen Degrees files:


Thirteen Degrees folders:

C:\Program Files\Thirteen Degrees

Alternative way to remove adware browser extension Thirteen Degrees

avast browser cleanup For safe and effective browser extension removal use avast! Browser Cleanup utility. Run it with administrator privileges and remove all extensions with bad rating including Thirteen Degrees. You can also reset your browser settings for each of your browsers: Internet Explorer, Google Chrome, Mozilla Firefox.

Download Avast Browser Cleanup
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