Have no idea why your search engine is constantly getting rerouted to PortaldoSites.com webpage instead of normal search content? Can’t change your default homepage back even though you reinstall the browser? Do you feel much too scared that your online activities are probably monitored by the schemers behind PortaldoSites.com? How can this problem get fixed permanently? This step-by-step guide will give you a hand.

Learn More About PortaldoSites.com

There are sites that substitute the actual web pages which should open up after entries from search results are selected. PortaldoSites.com is one of them whose activity is mostly linked with a browser extension that gets installed onto random computers without users’ awareness. Recently, lots of online surfers have stumbled into a browsing problem which manifests itself into randomly visiting http://portaldosites.com/ or www.PortaldoSites.com or search.PortaldoSites.com. And another fact is that their homepage and default search engine will be changed by the nuisance in order to repeatedly take users to its related domain. If there is more than one browser installed, other unaffected browsers will be infected sooner or later, which may relate to the major search engines, including Opera, Internet Explorer, Firefox, and Google Chrome. PortaldoSites.com is responsible for not only the issue about diverting one’s web surfing, it’s also about occasional crashes of browsers. Essentially, those virus makers whose goal is to drive as many users to its pages as possible will get a reward. In other word, the more visits, the more money they can earn. Feel like helping the not-so-poor scammers get richer? We didn’t think so. This is why you need to take some radical measures to go ahead and wipe out this bug as well as its shameful activity ASAP. Learn from this post which outlines helpful elimination steps for the bug, so keep reading to know more.

PortaldoSites.com Image:

Troubles That PortaldoSites.com Can Bring to Your Computer

a. Unfamiliar and questionable advertisements and fake alerts keep popping up on your screen.
b. Your PC system performance is too poor and your system works extremely slowly like a snail.
c. Once compromised, your PC makes for frequent freezing and system crash.
d. Unwanted malicious applications run in your PC.
e. All your search results specified by Google Chrome are redirected to unwanted and irritating ones.

What If Antivirus Software don’t Help to Remove PortaldoSites.com?

It happens a lot that computer has found weird symptoms on contaminated system, but installed Antivirus or Anti-spyware has no report about any viruses. In this Internet era, viruses are developing, so do their hiding techniques. It takes time for Antivirus to update its definition or signature. PortaldoSites.com is the tricky and stubborn virus to handle by new computer users. If there is no proper removal tool, then this risky virus should be removed with effective method manual approach. To manually delete PortaldoSites from Windows xp, vista, win 7 or win 8 of an affected computer, here are the useful removal steps.

PortaldoSites.com Step-by-Step Manual Removal Instructions

Step 1- Reset Internet Explorer by the following guide (take IE as an example):

Open Internet Explorer >> Click on Tools >> Click on Internet Options >> In the Internet Options window click on the Connections tab >> Then click on the LAN settings button>> Uncheck the check box labeled “Use a proxy server for your LAN” under the Proxy Server section and press OK.

Step 2- Disable any suspicious startup items that are made by infections from PortaldoSites.com

For Windows Xp: Click Start menu -> click Run -> type: msconfig in the Run box -> click Ok to open the System Configuration Utility -> Disable all possible startup items generated from PortaldoSites.com.

For Windows Vista or Windows7: click start menu->type msconfig in the search bar -> open System Configuration Utility -> Disable all possible startup items generated from PortaldoSites.com.

Step 3- Remove add-ons:

Internet Explorer

1) Go to ‘Tools’ → ‘Manage Add-ons';
2) Choose ‘Search Providers’ → choose ‘Bing’ search engine or ‘Google’ search engine and make it default;
3) Select ‘Search Results’ and click ‘Remove’ to remove it;
4) Go to ‘Tools’ → ‘Internet Options’, select ‘General tab’ and click ‘Use default’ button or enter your own website, e.g. Google.com. Click OK to save the changes.

Google Chrome

1) Click on ‘Customize and control’ Google Chrome icon, select ‘Settings';
2) Choose ‘Basic Options’.
3) Change Google Chrome’s homepage to google.com or any other and click the ‘Manage search engines…’ button;
4) Select ‘Google’ from the list and make it your default search engine;
5) Select ‘Search Results’ from the list remove it by clicking the “X” mark.

Mozilla Firefox

1) Click on the magnifier’s icon and select ‘Manage Search Engines….';
2) Choose ‘Search Results’ from the list and click ‘Remove’ and OK to save changes;
3) Go to ‘Tools’ → ‘Options’. Reset the startup homepage or change it to google.com under the ‘General tab';

Step 4- Open Windows Task Manager and close all running processes.

( Methods to open Task Manager: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC or Press the Start button->click on the Run option->Type in taskmgr and press OK.)

Step 5- Open Control Panel from Start menu and search for Folder Options. When you’re in Folder Options window, please click on its View tab, check Show hidden files and folders and uncheck Hide protected operating system files (Recommended) and then press OK.

Step 6- Remove these associated Files on your hard drive such as:

%AllUsersProfile%{random}
%AllUsersProfile%{random}*.lnk
%AppData%\Protector\””[rnd]
%AllUsersProfile%\Programs\{random}\

Step 7- Open the Registry Editor and delete the following entries:

(Steps: Hit Win+R keys and then type regedit in Run box and click on OK)

HKCUSoftwareMicrosoftWindowsCurrentVersionInternet Settingsrandom
HKCUSoftwareMicrosoftWindowsCurrentVersionPoliciesExplorerDisallowRun
HKCUSoftwareMicrosoftWindowsCurrentVersionRunrandom
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionWinlogon "Shell" = "[random].exe"

Step 8-Restart your computer normally to check whether there is still redirection while browsing.

Automatic Removal Tool (Recommended)

SpyHunter is a powerful, real-time anti-spyware application that designed to assist the average computer user in protecting their PC from malicious threats like worms, Trojans, rootkits, rogues, dialers, spyware, etc. It is important to notice that SpyHunter removal tool works well and should run alongside existing security programs without any conflicts.

Step 1. Download SpyHunter by clicking on the icon below.

Step 2. Follow the details to complete the installation process. (Double click on the download file and follow the prompts to install the program.)

spyhunter run

spyhunter setup

spyhunter setup

Step 3. After the installation, run SpyHunter and click “Malware Scan” button to have a full or quick scan on your computer.

Step 4. Tick “Select all” and press “Remove” button to get rid of all the detected threats on your computer.

Video Tutorials for Your Reference

Need Help to Remove PortaldoSites.com?

Manual removal of PortaldoSites.com is a process of high complexity and should be performed with extreme caution, or mal-operation often results in loss of precious data even system crash. Therefore, if you’re not familiar with that, it is suggested that you back up Windows registry first before carrying out the approach, or better download the most popular and powerful Antivirus Program SpyHunterhere to help you automatically remove the virus from your computer.

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