PortaldoSites.com Virus Removal (Uninstall Guide)

PortaldoSites.com is another dangerous browser hijacker. It simulates work of a search engine, although the real purpose of this extension is promoting certain websites and collecting personal data from the user’s computer.
The browser hijacker works by redirecting users to websites owned by the frauds, thus increasing online traffic, while this leads to gaining more profit. Furthermore, cookies used by this malicious program collect your personal data and report it back to the cyber criminals. That is why this program should be removed as soon as you can.

The area in which the malware operates is not restricted by the boundaries of a certain country. Actually it works similarly as browser hijacker called Qvo6. The PortaldoSites.com hijacker installs itself in the default browser of the PC and starts its work. The source of it usually is the user itself as he uses untrusted software although sometimes this hijacker is installed due to the activity of other trojan horses. The mechanism of how exactly this PortaldoSites.com browser hijacker ends up in a particular PC will be explained in the following paragraph.

The typical source of the malicious program is other computer software which by description looks very useful. Furthermore, the previously mentioned software is freeware so the temptation for the user to download and install it is very big. Although sometimes it may happen in a different way, this is how the computer usually gets infected with hijackers. During the installation, most of the users don’t notice the agreement that in addition to the main program optional software will be installed to the computer. This one mistake allows the installation of the browser hijacker. After the implantation of the browser malware, your default search engine will be changed to PortaldoSites.com. The web page works similarly to Yahoo as you can search for various content such as videos or images etc. Even the search results may resemble the ones given by Yahoo, but in addition to that, PortaldoSites.com provides sponsored links of untrusted websites which are the source for other malicious programs.

Automatic PortaldoSites.com Removal

Step 1. In order to detect and remove PortaldoSites.com, download SpyHunter anti-spyware software


Windows XP/Vista/7/8, Internet Explorer 6.0 or later

Read more about SpyHunter EULA

Step 2. Click Run or Open and install the application by following the on-screen instructions (How to Install)

Step 3. SpyHunter will automatically scan and detect threats

Step 4. After scanning, click Fix Threats button

Learn more about SpyHunter | Uninstall Instructions

Note: download size is 0.7 MB. Trial version offers an unlimited number of scans and detections for free. You can remove detected files, processes and registry entries yourself or purchase a full version.

Tech SupportTech Support to Remove PortaldoSites.com

Call toll-free number for malware removal assistance. 24/7 USA based Tech Support

USA and Canada: 1-877-636-2848
UK: 448000488705
Australia: 1300-301-682

Manual PortaldoSites.com removal

Important Note: PortaldoSites.com can be removed manually, however any mistakes can lead your PC to permanent damage of the system. Therefore a manual removal process is highly recommended for IT experts and system administrators. For regular users, Virus-Experts.com team recommends using SpyHunter or any other reputable security application.

Google Chrome

1. Fix Google Chrome startup pages.

Click on 3-bars icon and choose Settings. In On startup click Set pages and remove “PortaldoSites.com” by clicking X symbol. After that, add your desired homepage.

Chrome Settings

2. Remove “PortaldoSites.com” from the homepage settings.

Click on 3-bars icon and choose Settings. In Appearance section click on Change. Remove the malicious homepage by clicking X symbol. Then you can add the desired homepage by entering its URL and hitting OK.

Chrome Settings 2

3. Remove “PortaldoSites.com” from the search engine list and set a one.

Click on 3-bars icon and choose Settings. In Search section click on Manage search engines.. button. Choose the legitimate default search engine as default by clicking Make default. Then remove the malicious search engine from the list.

Chrome Settings 3

4. Remove add-ons that are associated with malware

Click on 3-bars icon and choose Tools. Go to Extensions and delete all add-ons related to “PortaldoSites.com” from the list.

Internet Explorer

1. Remove “PortaldoSites.com” from homepage settings.

Click on Tools icon and choose Internet Options. In General tab replace the hijacked homepage with a desired URL like www.google.com. Then click Apply to complete the action.

IE Internet Options

2. Modify default search provider settings, also remove the malicious search provider.

Click on Tools icon and choose Manage Add-ons. In Search Providers section please choose to set a legitimate search provider as default by clicking Set as default button. Then remove the malicious search provider from the list.

IE Manage Add-ons

3. Remove malicious extensions

Click on Tools icon and choose Manage Add-ons. Go to Toolbars and Extensions and remove any item related to “PortaldoSites.com“.

Mozilla Firefox

1. Remove add-ons that are associated with malware

Click on Firefox menu button, go to Add-ons. Remove all add-ons related to “PortaldoSites.com” from the list.

2. Remove “PortaldoSites.com” from homepage settings.

Go to Options > General tab. Replace the malicious homepage with a preferred URL and click OK.

Firefox Homepage

3. Perform “about:config” function to revert Firefox changed items.

Type about:config into the address bar and press Enter. Then accept the warning.

Firefox Warranty

Search for “PortaldoSites.com” in the search field. Then right-click on each founded item and select Reset.

Firefox About Config

4. Remove “PortaldoSites.com” from the search engines list.

Click on the current search engine icon and choose Manage Search Engines.. Select the malicious URL and click Remove, then hit OK to complete the action.

Delete malicious apps and directories

Review your Add/Remove Programs list in Control Panel (Start -> Control Panel -> Add/Remove Programs). In the list search for apps related to “PortaldoSites.com“. Then choose ‘Uninstall’.

Search for and delete any folder related to “PortaldoSites.com” if found in the following directories:

  • %ProgramFiles%
  • %AppData%
  • %ProgramData%
  • %LocalAppData%


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