84,488,480 programs installed

Should I remove BitDefender Antivirus Pro 2011?

What percent of users and experts removed it?
26% remove it74% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #35,706
United States Rank #38,000
Reach 0.0032%
Lifespan of installation (until removal)
< 693.49 days
1353.83 days >
Average installed length: 711.33 days


14.0.29 34.38%
14.0.28 20.31%
14.0.26 4.69%
14.0.24 9.38%
14.0.23 23.44%
14.0.22 4.69%
14.0.21 3.13%

Other programs by Bitdefender

BitDefender Antivirus Pro 2011

What is BitDefender Antivirus Pro 2011?

Bitdefender is an antivirus software suite developed by Romania-based software company Softwin. Bitdefender is designed to protect computers from viruses and spyware.

About  (from Bitdefender)

BitDefender Antivirus Pro 2011 gives you fast, proactive protection against the latest viruses, spyware, phishing attacks, and identity theft. You can adapt it to your style and create shortcuts to fit the needs of your computer, network, and usage. BitDefender Antivirus Pro features automatic hourly updates to keep yo...  Read more


The most used version is 14.0.29, with over 98% of all installations currently using this version. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. The software installer includes 49 files.

Program detailsProgram details

URL: www.bitdefender.com/solutions/antivirus.html
Installation folder: C:\Program Files\BitDefender\BitDefender 2011\
Uninstaller: C:\Program Files\Common Files\BitDefender\SetupInformation\{B6CA7A3C-35FD-401F-9335-FFFD2BCD5FF3}\setup.exe /repair

Program filesFiles installed by BitDefender Antivirus Pro 2011

  • bdch.dll - BitDefender Shared Components 1.0.15 (BitDefender Crash Handler)
  • bdchsubmit.dll
  • bdreinit.exe
  • accessal.dll - BitDefender Shared Components (BitDefender OnAccessAL)
  • bdfltdp.dll - BitDefender BdfltDP
  • bdnc.dll - BitDefender Nimbus Client (Bitdefender Nimbus Client)
  • avccore.dll - BitDefender® AntiVirus (BitDefender Active Virus Control Communications Library)
  • antispam.dll - BitDefender Antispam
  • bdpredir.dll - BitDefender Firewall (BitDefender Proxy Redirector User-Mode Module)
  • about.exe - BitDefender 2011 (About Information)
  • advanced.dll - Advanced plugin
  • antispy.dll - Script Dynamic Link Library
  • antivirus.dll - BitDefender Antivirus Plugin
  • ashield.dll
  • aur.dll - BitDefender 2010 (AUR Module)
  • avinfo.exe - BitDefender Antivirus Information Tool
  • basicsettings.dll - Basic Settings
  • bdagent.exe - BitDefender Agent
  • bdaphal.dll - Antiphishing application logic
  • bdaphcl.dll - Antiphishing client
  • bdapupck.dll - BitDefender Application Update Checker
  • bdassdksp.dll - Antispam service provider
  • bdassp.dll
  • bdaursbmt.exe
  • bdbuy.exe - BitDefender Buy Wizard
  • bdchartactivex.dll - BitDefender Chart Control
  • bdelev.dll - BitDefender Elevated Helper
  • bdguictl.dll - BDGUI Dynamic Link Library
  • bdhtmldialogs.dll - BitDefender HTML Dialogs
  • bdlsal.dll - Link scanner application logic
  • bdmcon.dll - BDMCON
  • bdmzinst.exe - Mozilla component Helper
  • bdplugin.dll - BitDefender Plugin Container
  • bdshellext.dll - BDShellExt Module
  • bdsubmit.dll - BitDefender Submission Library
  • bdsubwiz.exe - BitDefender Submission Wizard
  • bdsurvey.exe - Survey
  • bdtkexec.exe - BitDefender TuneUp Task Executive
  • bdnimbus.dll
  • asfn.dll - BitDefender (BitDefender Antispam Functional Library)
  • bdpop3p.dll - BitDefender POP3 Proxy
  • bdsmtpp.dll - BitDefender SMTP Proxy
  • bdmltusrsrv.dll - bdmltusr Dynamic Link Library
  • accessl.dll - accessl Dynamic Link Library
  • bdfirewallsdk.dll (by S.C. BitDefender S.R.L) - BitDefender Firewall
  • bdagexec.exe
  • bdfstart.exe

Program behaviorsBehaviors exhibited

Context Menu Handler
  • bdshellext.dll added as a content menu within Windows Explorer with the class {D653647D-D607-4df6-A5B8-48D2BA195F7B}.
Startup File (All Users Run)
  • bdagent.exe is loaded in the all users (HKLM) registry as a startup file name 'BDAgent' which loads as "C:\Program Files\BitDefender\BitDefender 2011\bdagent.exe".

Program resource utilizationResource utilization averages

Memory:101.02 MB
21.09 MB average
Total CPU:0.0000128285%
0.031193% average
Kernel CPU:0.00001026%
0.016088% average
User CPU:0.00000257%
0.015104% average
CPU cycles/sec:4,196,550
8,062,084 average
I/O reads/min:132.68 KB
435.61 KB average
I/O writes/min:4.02 KB
105.02 KB average

How do I remove BitDefender Antivirus Pro 2011?

You can uninstall BitDefender Antivirus Pro 2011 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 BitDefender Antivirus Pro 2011, 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 BitDefender Antivirus Pro 2011.

Win 7 (SP1) 69%
Win XP 2%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 26%
Keep it 74%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 75.00%
Windows Vista 14.06%
Windows XP 10.94%
Which OS releases does it run on?
Windows 7 Home Premium 42.86%
Windows 7 Ultimate 25.40%
Microsoft Windows XP 9.52%
Windows Vista Home Premiu... 7.94%
Windows 7 Professional 6.35%
Windows Vista Business 3.17%

Distribution by countryGeography

36.49% of installs come from the United States
Which countries install it?
  United States 36.49%
  France 6.76%
  Spain 5.41%
  Germany 5.41%
  MA 4.05%
  Belgium 4.05%
  Romania 4.05%
  Canada 4.05%
  Taiwan 2.70%
  Kuwait 2.70%
  IQ 2.70%
  Iran 2.70%
  United Kingdom 2.70%
  Hong Kong 1.35%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 26.53%
Dell 16.33%
Acer 12.24%
Toshiba 10.20%
Lenovo 6.12%
Sony 4.08%
ASUS 4.08%
Samsung 2.04%
Medion 2.04%
Gateway 2.04%
MSI 2.04%
Common models
HP Pavilion dv6 Notebook ... 5.36%
HP Pavilion dv3 Notebook ... 3.57%
Sony VGN-SZ61WN_C 1.79%
MSI MS-7758 1.79%
Micro-Star MS-AC71 1.79%
Medion E7222 1.79%

About Bitdefender

Bitdefender is an antivirus software suite developed by Softwin that feature antivirus and antispyware, personal firewall, privacy control and backup for corporate and home users.
Publisher URL: www.bitdefender.com


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