84,488,480 programs installed

Should I remove Web Optimizer?

What percent of users and experts removed it?
88% remove it12% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #15,748
United States Rank #19,491
Reach 0.0170%
Lifespan of installation (until removal)
< 15.76 days
465.03 days >
Average installed length: 244.34 days


VersionDistribution 0.30% 0.30% 0.30% 0.30% 0.60% 0.60% 0.30% 51.19% 24.70%

Other programs by Perion Network

Web Optimizer

What is Web Optimizer?

Web Optimizer is an ad-supported program. Web Optimizer by Perion Network Ltd. is a web browser extension and browser helper object (BHO) for Internet Explorer and Firefox (extension) and distributed through Perion Networks. The Web Optimizer extension includes a search bar which provides modified search redirection results and a search provider. Web Optimizer will attempt to change the default home page of the user's web browser as well.

About  (from Perion Network)

When IncrediMail is installed, we offer users the opportunity to change their default Internet search provider and homepage to IncrediMail MyStart powered by Google. This way, if you use MyStart to search the web, we generate revenue through our partnership with Google. This revenue channel enables us to create more fu...  Read more


The most common release is, with over 98% of all installations currently using this version. It adds a Browser Helper Object (BHO) to Internet Explorer. The primary executable is named weboptimizer.dll. A majority of users end up uninstalling this less than a week of it being installed. The setup package generally installs about 4 files.
  • Integrates into the web browser
  • Typically distributed through a pay-per-install bundle
  • Hijacks the web browser's home page
  • Hijacks the browser's default search provider
  • The experts agree, you should remove it!
Web Optimizer 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

URL: www.incredibar.com
Installation folder: C:\Program Files\web optimizer
Uninstaller: "C:\WINDOWS\system32\WNLT\Installation\uninstaller.exe"

Program filesFiles installed by Web Optimizer

Program module:weboptimizer.dll
Name:Web Optimizer
Path:C:\Program Files\web optimizer\weboptimizer.dll
  • Uninst.exe

Program behaviorsBehaviors exhibited

Internet Explorer BHO
  • weboptimizer.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Web Optimizer' with the class of {bbb1d54d-cf70-4a80-bf2f-3bafca0225ce}.

How do I remove Web Optimizer?

You can uninstall Web Optimizer 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 Web Optimizer, 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 Web Optimizer.
  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 Web Optimizer you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 53%
Win Vista (SP1) 0%
Uninstall it 88%
Keep it 12%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 62.76%
Windows XP 15.62%
Windows Vista 15.32%
Windows 10 6.31%
Which OS releases does it run on?
Windows 7 Home Premium 32.42%
Microsoft Windows XP 14.85%
Windows 7 Ultimate 13.64%
Windows Vista Home Premiu... 13.03%
Windows 7 Professional 11.21%
Windows 7 Home Basic 3.64%

Distribution by countryGeography

29.41% of installs come from the United States
Which countries install it?
  United States 29.41%
  Germany 24.33%
  Spain 5.08%
  India 4.28%
  Italy 3.48%
  Iran 3.21%
  France 2.67%
  Brazil 2.67%
  United Kingdom 2.41%
  Colombia 1.87%
  Argentina 1.87%
  Hungary 1.87%
  Sweden 1.60%
  Canada 1.60%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 20.53%
Hewlett-Packard 20.00%
Dell 18.95%
American Megatrends 7.37%
ASUS 5.79%
Toshiba 5.79%
Intel 4.21%
Samsung 3.68%
Lenovo 3.16%
Medion 3.16%
Sahara 1.58%
Common models
HP Pavilion dv6 Notebook ... 3.42%
Dell Inspiron 530 2.56%
HP Pavilion dv7 Notebook ... 2.56%
Gigabyte M68MT-S2P 1.71%
Intel DG41WV 1.71%
Micro-Star MS-7529 1.71%

About Perion Network

Perion Network, formerly IncrediMail, is a consumer software company that develops programs to "make people's online experience simple, safe and enjoyable".
Publisher URL: www.perion.com


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