How to remove OneStep Search

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OneStep Search description

OneStepSearch is annoying browsing helper object. Luckily, it’s easy to avoid. One Step Search toolbar is installed as a bonus to Get Free Music application and software distributed on freeze.com. It may also come bundled with other downloads from suspicious websites.

OneStep Search is basically a corrupt search toolbar. If user enters an address of a website into address bar, One Step Search redirects the query to search result pages of onestepsearch.net. The user is forced to use fake search engine this way. Unlike usual web browser plugins, OneStepSearch is difficult to remove because it is a malicious one. It may also display advertisements.

How to get rid of OneStep Search

This infection can be removed using Spyware Doctor.

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Spyware Doctor is widely valued as one of the best AntiSpyware programs available to protect you from OneStep Search and the latest internet security threats. If your computer is infected with OneStep Search we strongly recommend automatic spyware scanner.

How to manually remove OneStep Search

To get rid of spyware such as OneStep Search you need to remove processes, search and delete registry keys, DLL and other OneStep Search related files from your computer.

Take Note: The manual process of removing spyware from your computer is difficult and puts you at risk of damaging your computer. We advise using our automatic OneStep Search remover.

1. Uninstall OneStep Search from Control Panel
   Start > Settings > Control Panel > Add/Remove Programs. Double click to uninstall.
2. End these OneStep Search processes:
   onestep.exe
   osopt.exe
   uninstall.exe
   upgrade.exe
   Au_.exe
   To stop processes press Ctrl + Alt + Del or click Start > Run > type "taskmgr". Select malicious process in the list and click "End Process" button.
3. Unregister OneStep Search DLL files:
   onestep.dll
   To unregister DLL click Start > Run > type "regsvr32 /u PATH_TO_FILE/FILE.dll"
4. Delete OneStep Search registry entries: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\OneStep
   HKEY_LOCAL_MACHINE\SOFTWARE\OneStep
   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\OneStep Service
   HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes
   HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\SearchScopes
   To open registry editor click Start > Run > type "regedit".
   Warning! Manual registry entries editing may cause damage to your system.
   Download Uniblue RegistryBooster 2010 to scan for registry errors.
5. Search and delete these OneStep Search related files:
   SystemDrive\Documents and Settings\LocalService\Local Settings\Application Data\Mozilla\Firefox\Profiles\foo\XPC.mfl
   SystemDrive\INSTALLED\Mozilla Firefox\extensions\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\chrome\onestep.jar
   SystemDrive\INSTALLED\Mozilla Firefox\extensions\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\chrome.manifest
   SystemDrive\INSTALLED\Mozilla Firefox\extensions\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\defaults\preferences\prefs.js
   SystemDrive\INSTALLED\Mozilla Firefox\extensions\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\install.rdf
   ProgramFiles\OneStep\OneStep_deleted_\onestep.dll
   ProgramFiles\OneStep\onestep.dll
   SystemDrive\INSTALLED\Mozilla Firefox\searchplugins\onestep.xml
   ProgramFiles\OneStep\home.js