Us.yhs4.search.yahoo.com. How to remove? (Uninstall guide)

removal by Ugnius Kiguolis - - | Type: Browser hijacker
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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 or Malwarebytes Anti Malware 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 

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.

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 can remove Us.yhs4.search.yahoo.com automatically with a help of one of these programs: Reimage, Plumbytes Anti-MalwareWebroot SecureAnywhere AntiVirus, Malwarebytes Anti Malware. We recommend these applications because they can easily delete potentially unwanted programs and viruses with all their files and registry entries that are related to them.

We might be affiliated with any product we recommend on the site. Full disclosure in our Agreement of Use. By Downloading any provided Anti-spyware software to remove Us.yhs4.search.yahoo.com you agree to our privacy policy and agreement of use.
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What to do if failed?
If you failed to remove infection using Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to uninstall Us.yhs4.search.yahoo.com. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

More information about this program can be found in Reimage review.

More information about this program can be found in Reimage review.

Manual Us.yhs4.search.yahoo.com Removal Guide:

WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
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  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.

WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. If you are using OS X, click Go button at the top left of the screen and select Applications. Cick 'Go' and select 'Applications'
  2. Wait until you see Applications folder and look for Us.yhs4.search.yahoo.com or any other suspicious programs on it. Now right click on every of such entries and select Move to Trash.Click on every malicious entry and select 'Move to Trash'
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Remove dangerous add-ons
    Open Internet Explorer, click on the Gear icon (IE menu) on the top right corner of the browser and choose Manage Add-ons. Click on menu icon and select 'Manage add-ons'
  2. You will see a Manage Add-ons window. Here, look for Us.yhs4.search.yahoo.com and other suspicious plugins. Disable these entries by clicking Disable: Right click on each of malicious entries and select 'Disable'
  3. Change your homepage if it was altered by virus:
    Click on the gear icon (menu) on the top right corner of the browser and select Internet Options. Stay in General tab.
  4. Here, remove malicious URL and enter preferable domain name. Click Apply to save changes. Delete malicious URL, enter your desired domain name and click 'Apply' to save changes
  5. Reset Internet Explorer
    Click on the gear icon (menu) again and select Internet options. Go to Advanced tab.
  6. Here, select Reset.
  7. When in the new window, check Delete personal settings and select Reset again to complete Us.yhs4.search.yahoo.com removal. Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

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You need to purchase Full version to remove infections.
More information about Reimage.

Reset Microsoft Edge settings (Method 1):

  1. Launch Microsoft Edge app and click More (three dots at the top right corner of the screen).
  2. Click Settings to open more options.
  3. Once Settings window shows up, click Choose what to clear button under Clear browsing data option. Go to Settings and select 'Choose what to clear'
  4. Here, select all what you want to remove and click Clear. Select 'Clear' button
  5. Now you should right-click on the Start button (Windows logo). Here, select Task Manager. Open the start menu and select 'Task Manager'
  6. When in Processes tab, search for Microsoft Edge.
  7. Right-click on it and choose Go to details option. If can’t see Go to details option, click More details and repeat previous steps. Right-click 'Microsoft Edge' and select 'Go to details' Select 'More details' if 'Go to details' option fails to show up
  8. When Details tab shows up, find every entry with Microsoft Edge name in it. Right click on each of them and select End Task to end these entries. Find Microsoft Edge entries and select 'End Task'

Resetting Microsoft Edge browser (Method 2):

If Method 1 failed to help you, you need to use an advanced Edge reset method.

  1. Note: you need to backup your data before using this method.
  2. Find this folder on your computer: C:\Users\%username%\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe.
  3. Select every entry which is saved on it and right click with your mouse. Then Delete option. Go to Microsoft Edge folder on your computer, right-click every entry and click 'Delete'
  4. Click the Start button (Windows logo) and type in window power in Search my stuff line.
  5. Right-click the Windows PowerShell entry and choose Run as administrator. Find Windows PowerShell, right-click it and select 'Run as administrator'
  6. Once Administrator: Windows PowerShell window shows up, paste this command line after PS C:\WINDOWS\system32> and press Enter:
    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register $($_.InstallLocation)\AppXManifest.xml -Verbose}
    Copy and paste a required command and press 'Enter'

Once these steps are finished, Us.yhs4.search.yahoo.com should be removed from your Microsoft Edge browser.

WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Us.yhs4.search.yahoo.com from Mozilla Firefox (FF)

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

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
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  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
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

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

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  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
After uninstalling this potentially unwanted program (PUP) and fixing each of your web browsers, we recommend you to scan your PC system with a reputable anti-spyware. This will help you to get rid of Us.yhs4.search.yahoo.com registry traces and will also identify related parasites or possible malware infections on your computer. For that you can use our top-rated malware remover: Reimage, Plumbytes Anti-MalwareWebroot SecureAnywhere AntiVirus or Malwarebytes Anti Malware.

About the author

Ugnius Kiguolis
Ugnius Kiguolis - The mastermind

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  • Kelis

    thanks for the help 🙂