Remove Search.optimum.icu (Optimum Search)

By Chona Esjay | Posted on June 5, 2020 |

Search.optimum.icu is a web address that security experts referred to as malicious search engine. Questionable browser extension called Optimum Search is the sole liable for bringing this unknown search provider on homepage and assign it as the new default start-up page. On some terminology, Search.optimum.icu is a browser hijacker because its mere objective is to take over the homepage of prominent internet applications including Google Chrome, Safari, Mozilla Firefox, and Edge.

It is a fact that Search.optimum.icu is eagerly wanted to override settings on the browser as its initiative to display advertisements. It can assume full control once Optimum Search is a registered extension of the browser. Web users may encounter various types of advertisements published by Search.optimum.icu that shows up in different formats like banners, pop-ups, redirects, and push notifications.

Remember that Search.optimum.icu ads are coming from an underground ad network. It means that most of these commercial items are containing malicious links that may point the browser to destination that can further infect a computer with additional adware or malware.

The annoying actions of Search.optimum.icu will persist and it will take advantage of the infected browser application to continue generating profit through barrage of advertisements. Unfortunately, even if user pours and effort to block the ads, it will persevere and bypass any ad blocking program as long as the culprit is installed. Same with the homepage settings, web user may modify it and enter the preferred homepage address, but once the browser restarts, Search.optimum.icu will reinstate itself.

Optimum Search

No matter how stubborn Search.optimum.icu is, there is still way to remove it from the computer. Full guide is outlined below including efficient anti-virus and anti-malware application that is very helpful in locating and deleting harmful entities associated with Search.optimum.icu hijacker.

Search.optimum.icu Removal Procedure

Below is a systematic instruction that is very useful in getting rid of the potentially unwanted program (PUP) from compromised computer.

In order to totally eliminate the threat, it is vital to follow the process in exact manner.

Stage 1: Delete Browser Extension

Most adware and unwanted programs are using a program called browser extension to be able to take over the settings of internet applications. Therefore, we highly recommend to check and remove the extension that is closely related to Search.optimum.icu.

Remove Search.optimum.icu Extension from Google Chrome

1. Open Google Chrome browser.

2. Type chrome://extensions/ in the address bar and press Enter on keyboard.

Chrome Extensions

3. Find Search.optimum.icu, Optimum Search, or relevant entry and remove it from Google Chrome.

Uninstall Search.optimum.icu Extension from Firefox

1. Open Mozilla Firefox browser.

2. Type about:addons in the address bar and press Enter on keyboard.

Firefox Extensions

3. Choose Extensions on sidebar menu.

4. Look for object that is pertaining to Search.optimum.icu or Optimum Search, and remove it from the browser.

Remove Search.optimum.icu Add-ons from Internet Explorer

1. Open Internet Explorer program.

2. Go to top Menu and click Tools. Then, select Manage Add-ons from the drop-down list.

Internet Explorer Add-ons

3. Look for and Remove or Disable entries of Search.optimum.icu from Toolbars and Extension and Search Providers section.

4. Close the window and restart Internet Explorer.

If Search.optimum.icu is still present on the IE browser, another option is to remove the adware from Windows Control Panel.

5. Press Windows Key + R and then, type appwiz.cpl command.

6. Program and Features window will open. Arrange the list in chronological manner with recently installed applications on top. To do this, click on ‘Installed On‘ column.

Add-Remove Adware

7. Select Search.optimum.icu, Optimum Search, or recently installed unwanted entry. Then, click on Uninstall to remove it from Windows system.

Stage 2: Scan and Delete Adware with AdwCleaner

In addition to the procedure, we suggest scanning the computer with AdwCleaner tool. Possibly, there are some traces of Search.optimum.icu on the browser that was not deleted during the preceding steps. This tool will scan the computer and check for presence of malicious applications.

1. Follow the link below to download the tool called AdwCleaner.
Click here to download AdwCleaner (this will open a new window)

2. When the download has completed, please close all running programs on the computer especially browsers affected by Search.optimum.icu.

3. Browse the location of the downloaded file and double-click on adwcleaner_Ver.exe to start running the tool. Then, click on Scan button.

AdwCleaner

4. AdwCleaner searches the computer for malicious programs, extensions, plug-ins, adware, and any items that may be associated to Search.optimum.icu.

5. Clean or Remove all suspicious and harmful items identified after the thorough scan.

6. After the cleanup procedure, rebooting the computer is required to finalize the removal of detected threats.

Stage 3: Scan the Computer with Sophos Virus Removal Tool

Lastly, we will scan the computer with a multi-function security program. This will inspect the computer for possible presence of virus, malware, rootkit, adware as well as unwanted homepage like Search.optimum.icu.

1. Download Sophos Virus Removal Tool from the link below. Save the file on your computer where you can easily access it.
Sophos Virus Removal Tool Download Link (this will open a new window)

2. Once the download completes, browse the location of the file. Double-click to run the program and begin the install process. If Windows prompts for User Account Control, please click Yes to proceed.

sophos_exe

3. On first windows of installation wizard, click Next to continue. Then, it will display the program’s License Agreement. You need to Accept the terms in order to proceed.

4. On succeeding windows, click Next or Continue to carry on with the installation. After completing the installation process, Launch Sophos Virus Removal Tool.

5. Internet connection is required when running this scanner in order to download important updates. Make sure that everything is up-to-date to effectively remove malicious program like Search.optimum.icu.

6. Click the  button to  carry out the Scan. This will check the system for presence of malicious objects, malware, and viruses. The tool reveals items that were found linked to Search.optimum.icu and other suspicious entities. Be sure to remove all identified threats.

sophos-startscan

Option: Alternative Method to Clean Up Internet Browser from Search.optimum.icu

Not all adware and PUP’s are the same. Some cannot be removed by deleting relevant extensions and codes. On this instances, resetting the browser to default configuration is the only best solution. If Search.optimum.icu is still bothering you after completing all the steps above, please execute the procedures below to reset the settings of affected browser program.

Use Chrome Clean Up Tool to Delete Search.optimum.icu

1. Open Google Chrome application.

2. Type this strings in the address box: chrome://settings/ and then, press Enter on keyboard.

3. Scroll down and expand Advanced settings area.

4. Scroll to the bottom of the page until you see Reset and Cleanup section.

5. Click on Clean Up Computer. On next page, please click FIND to proceed.

Clean Up Computer

This feature of Google Chrome aims to find harmful software and remove it instantly. If unable to delete Search.optimum.icu, the other option is to Reset Google Chrome settings to its original defaults. Just go back to previous page (Clean Up Computer) and reset the settings. See more details on this page.

Reset Mozilla Firefox to Default

If Mozilla Firefox is affected by Search.optimum.icu and procedures above were not helpful, we suggest that you carry out these steps. This process can fix the issue by restoring Firefox browser to default factory state. Most browser data will be affected but not bookmarks, browsing history, passwords, and internet cookies. Extensions and other installed plug-ins maybe deleted by this function. Therefore, if you wish to remove specific extension only, please see manual add-on removal from this link.

1. Open Mozilla Firefox browser and type the following in the address bar: about:support

2. Browser will be directed to a page of Troubleshooting Information. You will notice a section on upper-right corner of the screen stating ‘Give Firefox a Tune Up‘. Click the Refresh Firefox button.

FF Reset

3. Confirmation window will pop-up, click Refresh Firefox to continue.

4. The reset process will automatically close the browser and proceed with the restoration. Next, it will display a list of restored data. Search.optimum.icu should be gone by now. Click Finish to close the current window and open a fresh window of Mozilla Firefox.

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