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Remove Us.yhs4.search.yahoo.com (Virus Removal Instructions) - Chrome, Firefox, IE, Edge

removal by Ugnius Kiguolis - - | Type: Browser hijacker

Us.yhs4.search.yahoo.com virus aims to hijack your browser

Us.yhs4.search.yahoo.com is classified as a browser hijacker due to several key characteristics. Firstly, it compiles information about your search queries[1]. Therefore, the data is processed according to your interests to make pay-per-click ads[2]. Secondly, even if this browsing tool employs Yahoo as the database, it is associated with Yahoo redirect virus. Thirdly, due to third-party services, you might be redirected to sponsored domains[3]. Such phenomenon might not be only annoying, but it may cause more serious outcomes. Therefore, it would be better to switch to your former search engine and remove us.yhs4.search.yahoo.com. Reimage Reimage Cleaner Intego or Malwarebytes is a practical tool for such purpose. The example of Us.yhs4.search.yahoo.com

Us.yhs4.search.yahoo.com redirect issue is not only annoying but can also cause bigger problems for your computer. If your computer is infected with some shady third-party app, you might be tricked into using a corrupted Yahoo search engine, which presents altered search results[4]. Clicking on before-mentioned modified results can compel you to visit shady Internet sites that may be harmful. Furthermore, some users may dislike the fact that this search engine spies on its users. While the majority of websites also compile such information, this hijacker may trade the mentioned data with third-party providers. Therefore, your browser might get crammed with personalized advertisements. If you accidentally publish your email address, your Inbox might get flooded with customized spam as well[5]. Note that such phenomenon might create more opportunities for more elaborate threats to enter the device. Out of curiosity, users might unwrap the attachment only to find a computer menace within. If this behavior is troublesome, proceed to us.yhs4.search.yahoo.com this removal. The easiest way to eliminate the cause of such redirects is to run an automatic spyware removal software and let it detect and remove all the elements of the hijacker, however, you can also try to identify and eliminate this browser hijacker as well as other dangerous programs manually. 

Distribution methods 

Questions about Us.yhs4.search.yahoo.com

Most likely, Us.yhs4.search.yahoo.com hijack occurred when you have downloaded some free programs from a doubtfully reliable web source. Remember that many free programs tend to present additional programs and suggest installing them within their setup. You have to opt these suggestions out, because if you forget to do it, these additional programs will be installed, no matter if you want them or not. To reject these additions, opt for “Custom” or “Advanced” installation settings and then remove marks from checkboxes next to suggestions to download and install additional programs, add browser extensions and change your homepage or default search engine. Then you can complete the installation procedure as usual. Us.yhs4.search.yahoo.com sample screenshotUs.yhs4.search.yahoo.com may annoy users with excessive advertising.

Eliminating Us.yhs4.search.yahoo.com

If you think that Yahoo Search delivers fake search outcomes, or if you notice that suspicious browser toolbars appear in your browser although you did not install them, it is time to check your computer with the anti-spyware tool and detect browser hijackers that are controlling your web browser. Even though that this hijacker is classified as a browser hijacker, defining it as a Us.yhs4.search.yahoo.com virus would be wrong. Nonetheless, its presence should not be ignored. You can perform Us.yhs4.search.yahoo.com removal with the help of instructions given below. There is also a manual option. Carefully follow all the steps to remove Us.yhs4.search.yahoo.com permanently. On the final note, do not rush installing software, and do not rely on default or standard installation mode.

You may remove virus damage with a help of Reimage Reimage Cleaner Intego. SpyHunter 5Combo Cleaner and Malwarebytes are recommended to detect potentially unwanted programs and viruses with all their files and registry entries that are related to them.

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What to do if failed?
If you failed to remove virus damage using Reimage Intego, submit a question to our support team and provide as much details as possible.
Reimage Intego has a free limited scanner. Reimage Intego offers more through scan when you purchase its full version. When free scanner detects issues, you can fix them using free manual repairs or you can decide to purchase the full version in order to fix them automatically.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Reimage, try running SpyHunter 5.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Intego, try running Combo Cleaner.

To remove Us.yhs4.search.yahoo.com, follow these steps:

Remove Us.yhs4.search.yahoo.com from Windows systems

  1. Click Start Control Panel Programs and Features (if you are Windows XP user, click on Add/Remove Programs). Click 'Start -> Control Panel -> Programs and Features' (if you are 'Windows XP' user, click on 'Add/Remove Programs').
  2. If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program. If you are 'Windows 10 / Windows 8' user, then right-click in the lower left corner of the screen. Once 'Quick Access Menu' shows up, select 'Control Panel' and 'Uninstall a Program'.
  3. Uninstall Us.yhs4.search.yahoo.com and related programs
    Here, look for Us.yhs4.search.yahoo.com or any other recently installed suspicious programs.
  4. Uninstall them and click OK to save these changes. Right click on each of suspicious entries and select 'Uninstall'
  5. Remove Us.yhs4.search.yahoo.com from Windows shortcuts
    Right click on the shortcut of Mozilla Firefox and select Properties. Right click on browsers' icon and select 'Properties'
  6. Go to Shortcut tab and look at the Target field. Delete malicious URL that is related to your virus. Select 'Shortcut' tab and delete 'http://isearch.babylon.com...' or other suspicious URL

Repeat steps that are given above with all browsers' shortcuts, including Internet Explorer and Google Chrome. Make sure you check all locations of these shortcuts, including Desktop, Start Menu and taskbar.

Uninstall Us.yhs4.search.yahoo.com from Mac OS X system

If your macOS is displaying some infection symptoms, proceed with the following guide:

Remove Us.yhs4.search.yahoo.com from Applications folder:

  1. From the menu bar, select Go > Applications.
  2. In the Applications folder, look for Us.yhs4.search.yahoo.com-related entries.
  3. Click on the app and drag it to Trash (or right-click and pick Move to Trash)Uninstall from Mac 1

To fully remove Us.yhs4.search.yahoo.com, you need to access Application Support, LaunchAgents, and LaunchDaemons folders and delete relevant files:

  1. Select Go > Go to Folder.
  2. Enter /Library/Application Support and click Go or press Enter.
  3. In the Application Support folder, look for any dubious entries related to Us.yhs4.search.yahoo.com and then delete them.
  4. Now enter /Library/LaunchAgents and /Library/LaunchDaemons folders the same way and terminate all the Us.yhs4.search.yahoo.com-related entries.Uninstall from Mac 2

Delete Us.yhs4.search.yahoo.com from Internet Explorer (IE)

Remove dangerous add-ons:

  1. Open Internet Explorer, click on the Gear icon (IE menu) on the top-right corner of the browser
  2. Pick Manage Add-ons.
  3. You will see a Manage Add-ons window. Here, look for Us.yhs4.search.yahoo.com and other suspicious plugins. Click on these entries and select Disable.Remove add-ons from Internet Explorer

Change your homepage if it was altered:

  1. Open IE and click on the Gear icon.
  2. Select Internet Options.
  3. In the General tab, delete the Home page address and replace it by your preferred one (for example, Google.com).
  4. Click Apply and then select OK.Reset IE homepage

Delete temporary files:

  1. Press on the Gear icon and select Internet Options.
  2. Under Browsing history, click Delete…
  3. Select relevant fields and press Delete.Clear temporary files from Internet Explorer

Reset Internet Explorer:

  1. Click on Gear icon > Internet options and select Advanced tab.
  2. Select Reset.
  3. In the new window, check Delete personal settings and select Reset again to complete Us.yhs4.search.yahoo.com removal.Reset Internet Explorer

Eliminate Us.yhs4.search.yahoo.com from Microsoft Edge

Delete unwanted extensions from MS Edge:

  1. Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
  2. From the list, pick the Us.yhs4.search.yahoo.com-related extension and click on the Gear icon.
  3. Click on Uninstall at the bottom.Remove extensions from Edge

Clear cookies and other browser data:

  1. Click on the Menu (three horizontal dots at the top-right of the browser window) and select Privacy & security.
  2. Under Clear browsing data, pick Choose what to clear.
  3. Select everything (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear.Clear Edge browsing data

Reset MS Edge if that above steps did not work:

  1. Press on Ctrl + Shift + Esc to open Task Manager.
  2. Click on More details arrow at the bottom of the window.
  3. Select Details tab.
  4. Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running.Reset MS Edge

If this solution failed to help you, you need to use an advanced Edge reset method. Note that you need to backup your data before proceeding.

  1. Find the following folder on your computer: C:\\Users\\%username%\\AppData\\Local\\Packages\\Microsoft.MicrosoftEdge_8wekyb3d8bbwe.
  2. Press Ctrl + A on your keyboard to select all folders.
  3. Right-click on them and pick DeleteAdvanced MS Edge reset 1
  4. Now right-click on the Start button and pick Windows PowerShell (Admin).
  5. When the new window opens, copy and paste the following command, and then press Enter:

    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\\AppXManifest.xml” -VerboseAdvanced MS Edge reset 2

Instructions for Chromium-based Edge

Delete extensions from MS Edge (Chromium):

  1. Open Edge and click select Settings > Extensions.
  2. Delete unwanted extensions by clicking Remove.Remove extensions from Chromium Edge

Clear cache and site data:

  1. Click on Menu and go to Settings.
  2. Select Privacy and services.
  3. Under Clear browsing data, pick Choose what to clear.
  4. Under Time range, pick All time.
  5. Select Clear now.Clear browser data from Chroum Edge

Reset Chromium-based MS Edge:

  1. Click on Menu and select Settings.
  2. On the left side, pick Reset settings.
  3. Select Restore settings to their default values.
  4. Confirm with Reset.Reset Chromium Edge

Get rid of Us.yhs4.search.yahoo.com from Mozilla Firefox (FF)

If you choose to remove us.yhs4.search.yahoo.com manually, carefully review the steps. You might also need to uninstall any add-ons or browsers related to this hijacker.

  1. Remove dangerous extensions
    Open Mozilla Firefox, click on the menu icon (top right corner) and select Add-ons Extensions. Click on menu icon and select 'Add-ons'
  2. Here, select Us.yhs4.search.yahoo.com and other questionable plugins. Click Remove to delete these entries. Select 'Extensions' and look for malicious entries. Click 'Remove' to get rid of each of them
  3. Change your homepage if it was altered by virus:
    Click on the menu (top right corner), choose Options General.
  4. Here, delete malicious URL and enter preferable website or click Restore to default.
  5. Click OK to save these changes. When in 'General' tab, delete malicious URL from 'Home Page' section or click on 'Restore to Default' button. Click 'OK' to save changes
  6. Reset Mozilla Firefox
    Click on the Firefox menu on the top left and click on the question mark. Here, choose Troubleshooting Information. Click on menu icon and then on '?'. Select 'Troubleshooting Information'
  7. Now you will see Reset Firefox to its default state message with Reset Firefox button. Click this button for several times and complete Us.yhs4.search.yahoo.com removal. Click on 'Reset Firefox' button for a couple of times

Erase Us.yhs4.search.yahoo.com from Google Chrome

  1. Delete malicious plugins
    Open Google Chrome, click on the menu icon (top right corner) and select Tools Extensions. Click on menu icon. Select 'Tools' and 'Extensions'
  2. Here, select Us.yhs4.search.yahoo.com and other malicious plugins and select trash icon to delete these entries. Look for malicious entries and delete each of them by clicking on the Trash bin icon
  3. Change your homepage and default search engine if it was altered by your virus
    Click on menu icon and choose Settings.
  4. Here, look for the Open a specific page or set of pages under On startup option and click on Set pages. After clicking on menu and 'Settings', select 'Set pages'
  5. Now you should see another window. Here, delete malicious search sites and enter the one that you want to use as your homepage. Click 'X' to remove malicious URLs
  6. Click on menu icon again and choose Settings Manage Search engines under the Search section. When in 'Settings', select 'Manage search engines...'
  7. When in Search Engines..., remove malicious search sites. You should leave only Google or your preferred domain name. Click 'X' to remove malicious URLs
  8. Reset Google Chrome
    Click on menu icon on the top right of your Google Chrome and select Settings.
  9. Scroll down to the end of the page and click on Reset browser settings. When in 'Settings', scroll down to 'Reset browser settings' button and click on it
  10. Click Reset to confirm this action and complete Us.yhs4.search.yahoo.com removal. Click on 'Reset' button to complete your removal

Remove Us.yhs4.search.yahoo.com from Safari

  1. Remove dangerous extensions
    Open Safari web browser and click on Safari in menu at the top left of the screen. Once you do this, select Preferences. Click on 'Safari' and select 'Preferences'
  2. Here, select Extensions and look for Us.yhs4.search.yahoo.com or other suspicious entries. Click on the Uninstall button to get rid each of them. Go to 'Extensions' and uninstall malicious add-ons
  3. Change your homepage if it was altered by virus:
    Open your Safari web browser and click on Safari in menu section. Here, select Preferences as it was displayed previously and select General.
  4. Here, look at the Homepage field. If it was altered by Us.yhs4.search.yahoo.com, remove unwanted link and enter the one that you want to use for your searches. Remember to include the "http://" before typing in the address of the page. When in 'General', delete malicious URL and enter your desired domain name
  5. Reset Safari
    Open Safari browser and click on Safari in menu section at the top left of the screen. Here, select Reset Safari.... Click on 'Safari' and select 'Reset Safari...'
  6. Now you will see a detailed dialog window filled with reset options. All of those options are usually checked, but you can specify which of them you want to reset. Click the Reset button to complete Us.yhs4.search.yahoo.com removal process. Select all options and click on 'Reset' button

Do not let government spy on you

The government has many issues in regards to tracking users' data and spying on citizens, so you should take this into consideration and learn more about shady information gathering practices. Avoid any unwanted government tracking or spying by going totally anonymous on the internet. 

You can choose a different location when you go online and access any material you want without particular content restrictions. You can easily enjoy internet connection without any risks of being hacked by using Private Internet Access VPN.

Control the information that can be accessed by government any other unwanted party and surf online without being spied on. Even if you are not involved in illegal activities or trust your selection of services, platforms, be suspicious for your own security and take precautionary measures by using the VPN service.

Backup files for the later use, in case of the malware attack

Computer users can suffer from data losses due to cyber infections or their own faulty doings. Ransomware can encrypt and hold files hostage, while unforeseen power cuts might cause a loss of important documents. If you have proper up-to-date backups, you can easily recover after such an incident and get back to work. It is also equally important to update backups on a regular basis so that the newest information remains intact – you can set this process to be performed automatically.

When you have the previous version of every important document or project you can avoid frustration and breakdowns. It comes in handy when malware strikes out of nowhere. Use Data Recovery Pro for the data restoration process.

About the author
Ugnius Kiguolis
Ugnius Kiguolis - The mastermind

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References

  1. Kelis says:
    May 12th, 2016 at 2:05 pm

    thanks for the help 🙂

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