If your homepage, new tab page and default search engine has been changed to Dnav.com or you get a lot of advertising popping up on your personal computer then it is a sign that your PC system is infected with malicious software from the web-browser’s hijacker family. Browser hijacking is a form of unwanted software that changes a Chrome, Firefox, IE and MS Edge ‘s settings without a user’s permission, to redirect on dangerous, annoying and misleading web-pages. Also, if you seeing that the existing startpage, error page, or search page has been replaced with with Dnav.com search, then you do not need to wait, you need as quickly as possible following the step-by-step instructions below and delete Dnav.com infection.
http://www.dnav.com/
The Dnav.com browser hijacker infection can change the settings of the Mozilla Firefox, Internet Explorer, Google Chrome and Microsoft Edge, but often that a parasites like this can also infect all types of internet browsers by changing their desktop shortcuts. Thus forcing the user each time open the internet browser to see Dnav.com unwanted web site.
Except that the Dnav.com modifies internet browser’s start page, it also replaces a search engine, which leads to the fact that use of the internet browser’s search becomes impossible. The reason for this is that the search results will consist of a large number of advertising banners, links to malicious and misleading web sites and only the remaining part is search results for your query from the other, well-known search engines like Google or Bing.
Often, the PC system, that has been infected with Dnav.com browser hijacker infection, will be also infected with an adware, which will display a large number of various advertising banners. This may be pop-ups, text links in the web sites, banners where they never had. What is more, the adware may replace the legitimate advertising banners with malicious advertising banners that will offer to download and install malware and unwanted programs or visit the various dangerous and misleading web sites.
How to Dnav.com browser hijacker infection get installed onto PC system
Just as the beginning of this article, if you have ever seen the Dnav.com web page appear in your internet browser, it means your PC system has been infected with it. Most often Dnav.com browser hijacker infection is bundled with freeware. So, think back, have you ever download and run any free software? Because most users, in the Setup Wizard, simply click the Next button and do not read any information such as ‘Terms of use’ and ‘Software license’. This leads to the fact that the system is infected, the web-browser’s settings are changed and your’s homepage, search engine by default set to the Dnav.com search. Even removing the free software that contains this internet browser hijacker, your web-browser’s settings will not be restored. Therefore, you must follow the few simple steps below to restore the Mozilla Firefox, Internet Explorer, Google Chrome and Microsoft Edge’s homepage, search engine by default.
How to manually remove Dnav.com
If you perform exactly the few simple steps below you should be able to uninstall the Dnav.com search. Read it once, after doing so, please print this page as you may need to close your internet browser or reboot your personal computer.
- Delete Dnav.com associated software by using Windows Control Panel
- Disinfect the browser’s shortcuts to delete Dnav.com search
- Uninstall Dnav.com search from Chrome
- Uninstall Dnav.com from Mozilla Firefox
- Uninstall Dnav.com startpage from Microsoft Internet Explorer
Delete Dnav.com associated software by using Windows Control Panel
First, you should try to identify and remove the program that causes the appearance of unwanted advertising and web-browser redirect to unwanted web-sites, using the ‘Uninstall a program’ which is located in the ‘Control panel’.
Windows 8, 8.1, 10
, then click Search 
. Type ‘Control panel’and press Enter as shown on the image below. 
When the ‘Control Panel’ opens, click on the ‘Uninstall a program’ link under Programs category as shown below. 
You will see the ‘Uninstall a program’ panel. Look on the example below. 
Very carefully look around the entire list of installed programs. Most likely, one or more of them are responsible for the appearance of pop-up advertising banners and internet browser redirect to the unwanted Dnav.com web site. If you have many programs installed, you can help simplify the search of malicious software by sort the list by date of installation. Once you have found a suspicious, unwanted or unused program, right click to it and press ‘Uninstall’.
Windows XP, Vista, 7
When the Windows ‘Control Panel’ opens, you need to click ‘Uninstall a program’ under ‘Programs’ as shown on the screen below. 
You will see a list of programs installed on your PC system. We recommend to sort the list by date of installation to quickly find the programs that were installed last. Most likely they responsibility for the appearance of pop-up advertising links and browser redirect. If you are in doubt, you can always check the program by doing a search for her name in Google, Yahoo or Bing. When the program, you want to remove, is found, simply click on its name, and then press ‘Uninstall’ as on the example below. 
Disinfect the browser’s shortcuts to delete Dnav.com new tab
Once installed, this hijacker infection may add “http://www.dnav.com” into the Target property of the desktop shortcut for the Mozilla Firefox, Internet Explorer, Google Chrome and Microsoft Edge. Due to this, every time you run the browser, it will show the unwanted start page.
Right click on the web-browser’s shortcut, click Properties option. On the Shortcut tab, locate the Target field. Click inside, you will see a vertical line – arrow pointer, move it (using -> arrow key on your keyboard) to the right as possible. You will see a text “http://www.dnav.com” that has been added here. Remove everything after .exe. An example, for Google Chrome you should remove everything after chrome.exe. 
Click OK to save changes. You need to clean all web-browser’s shortcuts. So, repeat this step for the Mozilla Firefox, Internet Explorer, Google Chrome and Microsoft Edge.
Uninstall Dnav.com search from Chrome
Like other modern browsers, the Google Chrome has the ability to reset the settings to their default values and thus restore the homepage, search engine by default that have been modified by the Dnav.com infection.
Start the Google Chrome. Click on the button in the form of three horizontal stripes (
). It will appear the main menu. Click on the option named “Settings”. Another way to open the Google Chrome’s settings – type chrome://settings in the web-browser adress bar and press Enter. 
The internet browser will show the settings screen. Scroll down to the bottom of the page and click on the “Show advanced settings” link. Now scroll down until the “Reset settings” section is visible, as shown below and click on the “Reset settings” button. 
The Google Chrome will show the confirmation dialog box. You need to confirm your action. Press on the “Reset” button. The program will start the process of cleaning and when it is finished, the browser settings including homepage, search engine by default back to the values that have been when the Google Chrome was first installed on your system.
Uninstall Dnav.com from Mozilla Firefox
If the Mozilla Firefox settings such as start page, search provider by default have been changed by the browser hijacker infection, then resetting it to the default state can help.
Run the Firefox and press button to show the Tools menu. It shows the drop-down menu on the right-part of the web-browser. Click on the Help button (
). 
In the Help menu, select the “Troubleshooting Information” option. Another way to open the “Troubleshooting Information” screen – type about:support in the web-browser adress bar and press Enter. It will display the “Troubleshooting Information” page. In the upper-right corner of this screen, press the “Refresh Firefox” button. 
It will show the confirmation dialog box. Click on the “Refresh Firefox” button. The FF will start a task to fix your problems that caused by the Dnav.com hijacker infection. Once, it’s done, press the “Finish” button
Uninstall Dnav.com startpage from Microsoft Internet Explorer
To restore the startpage, new tab page and default search engine you need to reset the Microsoft Internet Explorer’s settings to the state, they were when the Windows OS was first installed on your system.
Launch the Internet Explorer. Open the Tools menu (click ‘gear’ icon 
). It displays the drop-down menu on the right part of the browser, then click the “Internet Options”. 
In the “Internet Options” dialog screen, you need to click on the “Advanced” tab, then press the “Reset” button. The IE will show the “Reset Internet Explorer settings” dialog box. Click on the “Delete personal settings” check box to select it. Next press the “Reset” button. 
Once the task is done, click “Close” button, then close the Internet Explorer. Restart your personal computer for the changes to take effect. This step will help you to back your internet browser’s homepage, search engine by default to default state.
How to remove Dnav.com with Antimalware
Remove Dnav.com hijacker infection manually is difficult and often infection is not completely removed. Therefore, we recommend you to use the MalwareBytes Anti-malware Free that are completely clean your system. Moreover, the free software will help you to remove adware and toolbars that your computer may be infected too.
- Download MalwareBytes Anti-malware (MBAM) from the link below.
Malwarebytes Anti-malware
326462 downloads
Author: Malwarebytes
Category: Security tools
Update: April 15, 2020
- Close all programs and windows on your computer. Open a directory in which you saved it. Double-click on the icon that named mbam-setup.
- Click Next and follow the prompts.
- Once installation is complete, click on the “Scan Now” button to start scanning your computer for Dnav.com infection. This procedure can take some time, so please be patient.
- When the scan is finished, make sure all entries have “checkmark” and click “Remove Selected”. Once disinfection is completed, you may be prompted to Restart.
Block Dnav.com and other similar malicious sites
To increase your security and protect your PC against new unwanted advertising links and malicious web-sites, you need to use an application that blocks access to dangerous advertising and web pages. Moreover, the software can block the display of intrusive advertising, which also leads to faster loading of web-sites and reduce the consumption of web traffic.
Download AdGuard program using the following link.
26658 downloads
Version: 6.4
Author: © Adguard
Category: Security tools
Update: November 15, 2018
After the download is complete, run the downloaded file. You will see the “Setup Wizard” screen as shown below.
Follow the prompts. After installation is complete, you will see a window as shown in the figure below.
You can click “Skip” to close the installation program and use the default settings, or press “Get Started” button to see an quick tutorial that will help you get to know AdGuard better.
In most cases, the default settings are enough and you do not need to change anything. Each time, when you start your personal computer, AdGuard will run automatically and block pop-up ads, web pages such Dnav.com, as well as other malicious or misleading sites. For an overview of all the features of the program, or to change its settings you can simply double-click on the icon AdGuard, which is located on your desktop.
Remove Dnav.com hijacker and malicious extensions with AdwCleaner.
If MalwareBytes Anti-malware cannot remove this infection, then we suggests to use the AdwCleaner. AdwCleaner is a free removal tool for browser hijackers, adware, PUPs, toolbars. Also you can ask for help our Myantispyware team below.
Download AdwCleaner from the link below.
225300 downloads
Version: 8.4.1
Author: Xplode, MalwareBytes
Category: Security tools
Update: October 5, 2024
Once finished, open a directory in which you saved it. You will see a icon like below.
Double click the AdwCleaner desktop icon. Once this tool is started, you will see a screen like below.
Press “Start” button to perform a system scan for Dnav.com adware and malicious extensions. Once AdwCleaner has finished, it will open a scan report as shown below.
Review the report and then click “Cleaning” button. It will display a prompt.
Click “OK”. When the cleaning process is finished, AdwCleaner may ask you to reboot your personal computer.
When your personal computer is started, you will see an AdwCleaner log.
How to ask for help the Myantispyware team
If you are seeking a help for Dnav.com removal then follow these steps.
- Download HijackThis from the link below and save it to your Desktop.
HijackThis download
4711 downloads
Version: 2.0.5
Author: OpenSource
Category: Security tools
Update: November 7, 2015
- Double-click on the HijackThis icon, and click the button labeled “Do a system scan only”.
- Once the scan is complete, the scan button will read “Save log”, click it. Save this log to your desktop
- Copy and paste the contents of the HijackThis log into your post. If you are posting for the first time, please start a new thread by using the “New Topic” button in the Spyware Removal forum. When posting your HJT log, try to give us some details about your problems, so we can try to help you more accurately.
- Wait for one of our trained “Security Team” or Site Administrator to provide you with knowledgeable assistance tailored to your problem with Dnav.com removal.
Create a Myantispyware account here. Once you’ve registered, check your e-mail for a confirmation link, and confirm your account. After that, login.
