84,488,480 programs installed

Should I remove Opti toolbar?

What percent of users and experts removed it?
66% remove it34% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Reach 0.0011%


VersionDistribution 100.00%

Opti toolbar

What is Opti toolbar?

This is a potentially unwanted web browser extension that is designed to deliver search-based hijacking/injection as well as contextual advertising. The program does this by modifying the user's home and search page in order to monetize a user's search activities. By installing a Browser Helper Object (BHO) in Internet Explorer, the extension has the ability to monitor and track a user web browsing activities and display various banner and link-context ads in addition to its search redirection.


The program adds a toolbar to Microsoft Internet Explorer. The main program executable is optitoolbarsrv.exe. A vast majority of those who have this installed end up removing it just after a couple weeks. The software installer includes 6 files and is usually about 2.31 MB (2,420,324 bytes).
  • Possible malware installed by this program
  • Loads into the web browser
  • Typically distributed through a pay-per-install bundle
  • Many experts agree, if you don't use it you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Opti toolbar.
optitoolbarsrv.exe (43776bfef000a11f1624bf1f532242dc) has been flagged by the following 8 scanners:
Anti-Virus softwareVersionDetection
AVG 2015.0.3582 MalSign.Skodna
Dr.Web Adware.Escort.2
ESET-NOD32 8.8999 a variant of Win32/Toolbar.Montiera.A
Kingsoft AntiVirus 331020.49267 Win32.Troj.Generic.a.(kcloud)
McAfee 5600.7238 Artemis!43776BFEF000
McAfee-GW-Edition 7.7238 Artemis!43776BFEF000
TrendMicro-HouseCall 7.2.26 TROJ_GEN.F47V1019
VIPRE Antivirus 22994 Montiera (fs)
Opti toolbar has been found to be bundled with 3rd party software. If you have not purposefully installed this, you should be safe uninstalling it.

Program detailsProgram details

Displayed publisher: Opti Toolbar
Installation folder: C:\Program Files\opti toolbar\optitoolbar\
Uninstaller: "C:\Program Files\Opti Toolbar\optitoolbar\\GUninstaller.exe" -uprtc -ask -rmbus "Opti toolbar" -nontfy -key "optitoolbar"
Estimated size: 2.31 MB

Program filesFiles installed by Opti toolbar

Program executable:optitoolbarsrv.exe (Malware detected)
Name:Opti Toolbar
Path:C:\Program Files\opti toolbar\optitoolbar\\optitoolbarsrv.exe
Additional files:
  • optitoolbarApp.dll (by Opti Toolbar) - Opti Toolbar
  • optitoolbarEng.dll (by Opti Toolbar)
  • optitoolbarTlbr.dll
  • uninstall.exe - ${PRDCT_DSP}
  • GUninstaller.exe - Uninstaller (Uninstaller Application)

Program behaviorsBehaviors exhibited

Internet Explorer Toolbar
  • optitoolbarTlbr.dll is loaded as Internet Explorer Toolbar with the name 'optitoolbar Toolbar' with the class of {FE560166-CBE3-4A0D-80B5-A3B216F93EEA}.

How do I remove Opti toolbar?

You can uninstall Opti 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 Opti 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 Opti toolbar.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

How do I reset my web browser?

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

Win 7 (SP1) 41%
Win 7 9%
Plugs into Internet Explorer
Uninstall it 66%
Keep it 34%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 50.00%
Windows 10 36.36%
Windows XP 13.64%
Which OS releases does it run on?
Windows 7 Home Premium 27.27%
Windows 7 Ultimate 22.73%
Windows 8.1 18.18%
Microsoft Windows XP 13.64%
Windows 8 9.09%
Windows 8 Pro 4.55%

Distribution by countryGeography

37.50% of installs come from the United States
Which countries install it?
  United States 37.50%
  Germany 25.00%
  Austria 4.17%
  Spain 4.17%
  Hungary 4.17%
  Italy 4.17%
  MA 4.17%
  Mexico 4.17%
  Malaysia 4.17%
  Singapore 4.17%
  Slovenia 4.17%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 26.32%
ASUS 15.79%
Lenovo 10.53%
Hewlett-Packard 10.53%
Medion 10.53%
Acer 10.53%
Toshiba 5.26%
Sony 5.26%
American Megatrends 5.26%
Common models
Dell Inspiron N5050 11.11%
TOSHIBA Satellite L645 5.56%
Dell Inspiron 5537 5.56%
ASUSTeK K52F 5.56%
Acer Extensa 5220 5.56%
Sony SVT1312V1ES 5.56%

About Babylon Ltd

Babylon is a computer dictionary and translation program, developed by Babylon Ltd., an Israeli public company.
Publisher URL: www.babylon.com


user comment
No one has commented yet. Help others learn more about this software, share your comments.