84,488,480 programs installed

Should I remove Yahoo! Toolbar?

What percent of users and experts removed it?
52% remove it48% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #358
United States Rank #162
Reach 1.7052%
Lifespan of installation (until removal)
< 12.90 days
380.54 days >
Average installed length: 199.94 days

Typically installed together

Other programs by Yahoo!

Yahoo! Toolbar

What is Yahoo! Toolbar?

Yahoo! Toolbar is a toolbar that installs on the Internet Explorer and Firefox browsers, within the context of internet access functions. It allows access to several functions, including Yahoo! Search and Yahoo! Mail.

"Some versions of Yahoo! Toolbar allow you to share information with Yahoo! about sites you visit to improve Yahoo! services. Yahoo! Toolbar will transmit the following information to Yahoo!: complete web site addresses (URLs) from all the web sites you visit, referring and redirected URLs, unique Toolbar identifiers, product performance data like page load speed, and other information provided by your browser including yahoo.com domain cookies."

About  (from Yahoo!)

Yahoo! Toolbar is included in the Typical Install when downloading Yahoo! Messenger. Yahoo! Toolbar allows you to check if your friends are online and change your status right from the browser. You can also enjoy anytime access to Yahoo! Search and your favorite Yahoo! sites. It is a personalized browser toolbar that ...  Read more
  • Starts automatically
  • Integrates into the web browser
  • Adds a Windows Service

Program detailsProgram details

URL: us.toolbar.yahoo.com
Installation folder: C:\Program Files\Yahoo!\Companion\Installs\cpn1
Uninstaller: C:\Program Files1\Yahoo!\Common\UNYT_W~1.EXE
Estimated size: 2.16 MB

Program filesFiles installed by Yahoo! Toolbar

Program executable:unyt_wrap.exe
Yahoo! Toolbar Uninstall Setup
Path:C:\Program Files\Yahoo!\Common\unyt_wrap.exe
Additional files:
  • YTSingleInstance.dll - Yahoo! Single Instance for Mail
  • ytbb.exe - Yahoo! Toolbar Assistant
  • ytbn.exe - Yahoo! Toolbar Notifier
  • yt.dll - Yahoo! Toolbar
  • unyt.exe - Yahoo! Toolbar Setup
  • YInstHelper.dll - YInstHelper Module
  • Ysctr.exe - Yahoo! Software Center (Software Center Control)
  • Yverinfo.dll - Get Version Utility (Get Version Info)
  • YWXcom.dll
  • nano_ie.exe
  • YMMAPI.dll - Yahoo! Mail
  • npyaxmpb.dll - Yahoo! activeX Plug-in Bridge
  • unatt_wrap.exe - att.net Toolbar Uninstall Setup
  • YDPCTL.dll - YDPCTL (YDP ActiveX Control)
  • ylogin.dll - ylogin
  • YmailCfg.dll - Yahoo! Mail Configuration (Yahoo! Mail Configuration Control)
  • YmailCfg_EXE.exe - Yahoo! Mail Configuration EXE
  • unin_yextras.exe - Yahoo! Browser Services Setup
  • uninst_ymailadv.exe - Yahoo! Mail Advisor Setup
  • unybase.exe
  • unyext.exe - Yahoo! Browser Services Uninstall
  • visic_coupon.dll (by Visicom Media) - Visicom Coupon Plugin
  • yhexbmesus.dll - YhExBMes
  • yiesrvc.dll - Yahoo! IE Services
  • YIeUsrRestart.exe - IEUsrRes Application
  • YInstBroker.exe - YInst Broker
  • YInstBroker_ExePS.dll - YInstBro Dynamic Link Library (Broker PS Dynamic Link Library)
  • YMailAdvisor.exe - Yahoo! Mail Advisor
  • YMMAPI.exe
  • yucconfig.dll
  • attInternet.exe - AT&T Internet
  • attMail.exe - att.net Mail
  • enetchk.exe (by Efficient Networks) - EnterNetCheck Application (EnterNet Check and Upgrade Utility)
  • GUninstaller.exe (by Babylon) - Uninstaller (Uninstaller Application)
  • lpk.dll
  • messmod.dll - Messenger Module for Yahoo! Companion
  • uninstall.exe
  • uninstall_ycentral.exe - Yahoo! Central Uninstall
  • uninstalloption.exe (by InstallX) - Revert Browser Options (Browser Option Uninstaller)
  • Unwise32.exe
  • unyav.exe
  • unycust.exe - Yahoo! extras Uninstall
  • unymb.exe - Yahoo! Quick Select Tool Uninstall
  • unynss.exe
  • unyop.exe
  • unypc.exe
  • unypsr.exe - Yahoo! Anti-Spy Uninstall
  • whcplogo.dll
  • yas.dll
  • ycheckh.dll - YcheckH Module
  • ycomp4,0,2,6.dll - Yahoo! Companion (Yahoo! Companion for Internet Explorer)
  • ycomp5,0,8,0.dll - Yahoo! Companion 5.0 (Yahoo! Companion 5.0 for Internet Explorer)
  • YDefUser.dll
  • yessent.exe - Yahoo! Essentials
  • yhdownld.dll
  • YIeTagBm.dll - IE Shortcuts
  • Yinsthelper20073151.dll
  • yloginids.dll - Yahoo! IE Login Support
  • ymmapi20040613.dll - YMMAPI Module

Program behaviorsBehaviors exhibited

4 Context Menu Handlers
  • yt.dll added to Windows Explorer under the name 'EPP' with a class of {09A47860-11B0-4DA5-AFA5-26D86198A780}.
  • YMMAPI.dll added to Windows Explorer under the name 'Yahoo! Mail' with a class of {5464D816-CF16-4784-B9F3-75C0DB52B499}.
  • ymmapi20040613.dll added to Windows Explorer under the name 'Yahoo! Mail' with a class of {5464D816-CF16-4784-B9F3-75C0DB52B499}.
  • ymmapi2005010104.dll added to Windows Explorer under the name 'Yahoo! Mail' with a class of {5464D816-CF16-4784-B9F3-75C0DB52B499}.
Google Chrome Plugin
  • npyaxmpb.dll is loaded in the Google Chrome web browser as 'npyaxmpb.dll'.
3 Internet Explorer BHOs
  • yt.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Toolbar BHO' with the class of {1e91a655-bb4b-4693-a05e-2edebc4c9d89}.
  • YTSingleInstance.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'SingleInstance Class' with the class of {FDAD4DA1-61A2-4FD8-9C17-86F7AC245081}.
  • yiesrvc.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Yahoo! IE Services Button' with the class of {5BAB4B5B-68BC-4B02-94D6-2FC0DE4A7897}.
Internet Explorer Bar
  • yhexbmesus.dll installs an Explorer Bar in Internet Explorer called '&Yahoo! Messenger' with a class of {4528BBE0-4E08-11D5-AD55-00010333D0AD}.
2 Internet Explorer Extensions
  • ylogin.dll is installed as an Internet Explorer extension using the class {2499216C-4BA5-11D5-BD9C-000103C116D5}.
  • yiesrvc.dll is installed as an Internet Explorer extension as 'Yahoo! IE Services Button' with a class of {5BAB4B5B-68BC-4B02-94D6-2FC0DE4A7897}.
2 Internet Explorer Toolbars
  • yt.dll is loaded as Internet Explorer Toolbar with the name 'McAfee SiteAdvisor Toolbar' with the class of {0EBBBE48-BAD4-4B4C-8E5A-516ABECAE064} (McAfee SiteAdvisor).
  • YTSingleInstance.dll is loaded as Internet Explorer Toolbar with the name 'Searchqu Toolbar' with the class of {99079a25-328f-4bd4-be04-00955acaa0a7}.
Internet Explorer URL Search Hook
  • yt.dll loads into IE as a URL Search Hook named 'Yahoo Toolbar' with a class of {EF99BD32-C1FB-11D2-892F-0090271D4F88} in order to redirect unknown URL searches.
Internet Explorer Web Browser
  • yt.dll installs an IE Web Browser in Internet Explorer named 'Yahoo! Toolbar' with a class of {EF99BD32-C1FB-11D2-892F-0090271D4F88}.
Mozilla Plugin
  • npyaxmpb.dll is loaded into Mozilla Firefox under the product name '[email protected]/YahooActiveXPluginBridge;version=' with a plugin key of '[email protected]/YahooActiveXPluginBridge;version=' for all users of the PC.
Scheduled Task
  • Unwise32.exe is scheduled as a task with the class '{F71A9918-1861-4EFE-AE94-530BDDE46DD4}' (runs on registration).
3 Services
  • yt.dll runs as a service named 'McAfee Activation Service' (McAWFwk) "McAfee Activation Service".
  • YMMAPI.dll runs as a service named 'MapsGalaxyService' (MapsGalaxy_39Service).
  • Unwise32.exe runs as a service named 'Browser System Enahncer' (671c50b0).
Startup File (All Users Run)
  • YMailAdvisor.exe is loaded in the all users (HKLM) registry as a startup file name 'YMailAdvisor' which loads as "C:\Program Files\Yahoo!\Common\YMailAdvisor.exe".
5 Windows Firewall Allowed Programs
  • Unwise32.exe is added as a firewall exception for 'C:\Program Files1\Yahoo!\MESSEN~1\UNWISE.EXE'.
  • ytbb.exe is added as a firewall exception for 'C:\Program Files1\Yahoo!\Companion\Installs\cpn0\ytbb.exe'.
  • unyt.exe is added as a firewall exception for 'C:\Program Files\Yahoo!\Common\unyt.exe'.
  • unatt_wrap.exe is added as a firewall exception for 'C:\Program Files\Yahoo!\Common\unatt_wrap.exe'.
  • ymmapi.dll is added as a firewall exception for 'C:\Program Files1\Yahoo!\MESSEN~1\yserver.exe'.

Program resource utilizationResource utilization averages

Memory:1.29 MB
21.09 MB average
Total CPU:0.0044784596%
0.031193% average
Kernel CPU:0.00347437%
0.016088% average
User CPU:0.00100409%
0.015104% average
CPU cycles/sec:29,275
8,062,084 average
I/O reads/min:203 Bytes
435.61 KB average
Memory:720 KB
Total CPU:0.0009094942%
Kernel CPU:0.00060742%
User CPU:0.00030207%
CPU cycles/sec:17,712

How do I remove Yahoo! Toolbar?

You can uninstall Yahoo! Toolbar from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Yahoo! Toolbar, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Yahoo! Toolbar.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Yahoo! Toolbar you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Automatically starts? Yes
(Found in the run registry)
Uninstall it 52%
Keep it 48%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 62.85%
Windows 10 19.14%
Windows Vista 10.90%
Windows XP 7.09%
Windows Server 2003 0.01%
Which OS releases does it run on?
Windows 7 Home Premium 40.68%
Windows 7 Ultimate 12.17%
Windows Vista Home Premiu... 8.74%
Windows 7 Professional 7.51%
Windows 8.1 7.51%
Microsoft Windows XP 7.03%

Distribution by countryGeography

79.56% of installs come from the United States
Which countries install it?
  United States 79.56%
  Romania 2.78%
  United Kingdom 1.53%
  Philippines 1.16%
  Egypt 1.09%
  Indonesia 0.99%
  Canada 0.94%
  India 0.91%
  Taiwan 0.90%
  Saudi Arabia 0.81%
  Iran 0.73%
  Germany 0.71%
  IQ 0.62%
  United Arab Emirates 0.61%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 34.65%
Dell 27.23%
Acer 13.55%
Toshiba 10.34%
ASUS 4.89%
Lenovo 2.42%
Samsung 1.47%
Intel 1.08%
American Megatrends 0.72%
Gateway 0.64%
Common models
HP Pavilion dv6 Notebook ... 5.38%
HP Pavilion dv7 Notebook ... 4.75%
HP 2000 Notebook PC 4.74%
HP Pavilion g6 Notebook P... 4.41%
HP Pavilion g7 Notebook P... 4.30%
Dell Inspiron 1545 3.21%

About Yahoo!

Yahoo! is a major internet brand that provides search, contents, and other web services.
Publisher URL: www.yahoo.com


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