Web Companion

How to uninstall Web Companion from your computer

You can find below detailed information on how to uninstall Web Companion for Windows. It was developed for Windows by Lavasoft. Additional info about Lavasoft can be read here. You can read more about on Web Companion at http://www.lavasoft.com. Usually the Web Companion program is placed in the C:\Program Files (x86)\Lavasoft\Web Companion\Application directory, depending on the user's option during setup. The full command line for removing Web Companion is C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.exe --uninstall. Keep in mind that if you will type this command in Start / Run Note you might be prompted for administrator rights. WebCompanion.exe is the programs's main file and it takes around 8.82 MB (9250224 bytes) on disk.

The executables below are part of Web Companion. They occupy about 10.53 MB (11038592 bytes) on disk.

• 7za.exe (452.42 KB)
• Ad-Aware Web Companion.exe (620.42 KB)
• Lavasoft.Search.exe (162.42 KB)
• Lavasoft.WCAssistant.WinService.exe (22.42 KB)
• WcCommunication.exe (22.92 KB)
• WebCompanion.exe (8.82 MB)
• WebCompanion.Loader.exe (14.42 KB)
• WebCompanionInstaller.exe (451.42 KB)

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The information on this page is only about version 8.9.0.389 of Web Companion. You can find below info on other releases of Web Companion:

• 4.4.1950.3825
• 10.1.2.518
• 2.3.1470.2856
• 4.9.2146.4004
• 4.0.1777.3330
• 2.2.1337.2613
• 4.3.1930.3764
• 4.8.2034.3918
• 3.1.1602.3093
• 3.2.1725.3256
• 2.2.1307.2573
• 7.0.2341.4172
• 4.8.2094.3963
• 11.8.5.907
• 11.907.0.807
• 2.0.1025.2130
• 3.2.1639.3162
• 2.2.1323.2594
• 8.6.1.332
• 7.0.2334.4166
• 2.1.1095.2272
• 4.7.1993.3887
• 5.0.1003.1015
• 4.9.2200.4056
• 2.1.1065.2233
• 1.0.702.1343
• 7.0.2367.4198
• 4.1.1815.3380
• 1.0
• 4.6.1969.3857
• 4.10.2233.4088
• 4.10.2240.4096
• 4.3.1934.3766
• 8.6.0.323
• 3.2.1708.3237
• 2.3.1411.2698
• 7.0.2354.4185
• 3.1.1596.3084
• 2.0.1032.2141
• 2.3.1514.2916
• 2.3.1499.2879
• 1.0.0.0
• 2.3.1461.2844
• 4.2.1824.3425
• 4.10.2223.4081
• 2.3.1439.2793
• 6.1.2318.4151
• 2.1.1197.2439
• 6.1.2327.4159
• 7.0.2383.4214
• 12.1.5.1061
• 4.1.1813.3374
• 2.1.1072.2246
• 7.1.2424.4255
• 2.3.1456.2839
• 1.0.748.1434
• 7.0.2346.4177
• 2.1.1222.2486
• 0.9.636.1149
• 4.3.1915.3724
• 7.0.2433.168
• 2.3.1528.2969
• 8.9.0.735
• 4.8.2125.3981
• 2.3.1460.2843
• 2.3.1475.2862
• 4.0.1750.3297
• 4.8.2012.3902
• 4.10.2251.4106
• 4.10.2254.4111
• 2.1.1079.2249
• 7.0.2360.4191
• 2.1.1082.2254
• 5.1.1033.1045
• 2.1.1203.2459
• 6.0.2313.4146
• 1.0.757.1446
• 4.10.2243.4098
• 2.3.1500.2879
• 6.0.2285.4135
• 7.1.2369.4200
• 7.0.2355.4186
• 9.902.0.415
• 7.0.2415.4246
• 12.901.4.1003
• 3.2.1705.3235
• 2.1.1147.2361
• 5.0.1025.1037
• 2.4.1556.3000
• 3.2.1706.3235
• 2.1.1055.2206
• 4.3.1947.3816
• 2.0.1016.2098
• 12.1.2.982
• 1.0.692.1318
• 5.0.1001.1009
• 4.0.1780.3335
• 2.3.1410.2697
• 4.3.1926.3756
• 2.1.1153.2375

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Some files and registry entries are frequently left behind when you remove Web Companion.

Directories left on disk:

• C:\Program Files (x86)\Lavasoft\Web Companion
• C:\Users\%user%\AppData\Roaming\Lavasoft\Web Companion

Check for and remove the following files from your disk when you uninstall Web Companion:

• C:\Program Files (x86)\Lavasoft\Web Companion\Application\7za.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\acs17.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Ad-Aware Web Companion.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\BCUEngineS.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\BCUSDK.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\de-DE\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\de-DE\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\DotNetZip.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\en-US\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\en-US\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Esent.Interop.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\es-ES\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\es-ES\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Extension\@wcextensionff.xpi
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\fr-CA\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\fr-CA\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ICSharpCode.SharpZipLib.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Interop.IWshRuntimeLibrary.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Interop.LavasoftTcpServiceLib.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Interop.SHDocVw.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Interop.Shell32.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Interop.WUApiLib.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Ionic.Zip.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\it-IT\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\it-IT\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ja-JP\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ja-JP\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.adblocker.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.AppCore.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Automation.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Compression.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.CSharp.Utilities.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Events.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Extension.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.IEController.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Omni.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Search.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.SearchProtect.Business.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.SearchProtect.Repositories.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Settings.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.SysInfo.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Utils.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.Utils.SqlLite.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.WCAssistant.Service.Logger.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.WCAssistant.WcfService.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Lavasoft.WCAssistant.WinService.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\liblz4.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\log4net.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\LZ4.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Microsoft.mshtml.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\MozCompressor.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\NCalc.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\Newtonsoft.Json.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\pt-BR\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\pt-BR\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ru-RU\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ru-RU\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\System.Data.SQLite.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\tr-TR\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\tr-TR\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\ucrtbased.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\vcruntime140d.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WcCommunication.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebcompaionReimageIcon.ico
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanion.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanion.Loader.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionExtensionIE.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionIcon.ico
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionIcon_Pro.ico
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.exe
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.pdb
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\x64\SQLite.Interop.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\x86\SQLite.Interop.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\zh-CHS\WebCompanionInstaller.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Application\zh-Hans\WebCompanion.resources.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-console-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-datetime-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-debug-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-errorhandling-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-file-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-file-l1-2-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-file-l2-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-handle-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-heap-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-interlocked-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-libraryloader-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-localization-l1-2-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-memory-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-namedpipe-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-processenvironment-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-processthreads-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-processthreads-l1-1-1.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-profile-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-rtlsupport-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-string-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-synch-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-synch-l1-2-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-sysinfo-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-timezone-l1-1-0.dll
• C:\Program Files (x86)\Lavasoft\Web Companion\Service\Win32\api-ms-win-core-util-l1-1-0.dll

You will find in the Windows Registry that the following keys will not be uninstalled; remove them one by one using regedit.exe:

• HKEY_CURRENT_USER\Software\Lavasoft\Web Companion
• HKEY_LOCAL_MACHINE\Software\Lavasoft\Web Companion
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{9e125416-f36f-482a-95d8-7ae84fa17499}

Additional values that you should remove:

• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.exe.ApplicationCompany
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.exe.FriendlyAppName
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\WCAssistantService\ImagePath

A way to erase Web Companion with Advanced Uninstaller PRO

Web Companion is an application released by the software company Lavasoft. Some users want to erase it. This is easier said than done because uninstalling this manually takes some skill related to PCs. One of the best EASY action to erase Web Companion is to use Advanced Uninstaller PRO. Here are some detailed instructions about how to do this:





1. If you don't have Advanced Uninstaller PRO on your Windows system, install it. This is good because Advanced Uninstaller PRO is a very potent uninstaller and all around utility to optimize your Windows computer.

DOWNLOAD NOW

• navigate to Download Link
• download the program by clicking on the green DOWNLOAD NOW button
• set up Advanced Uninstaller PRO

2. Run Advanced Uninstaller PRO. It's recommended to take some time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a very good Windows tool.

3. Press the General Tools button


4. Activate the Uninstall Programs feature


5. All the programs existing on your computer will be shown to you

6. Scroll the list of programs until you find Web Companion or simply click the Search feature and type in "Web Companion". The Web Companion application will be found very quickly. Notice that after you select Web Companion in the list of programs, the following data about the program is made available to you:

• Star rating (in the left lower corner). The star rating tells you the opinion other users have about Web Companion, from "Highly recommended" to "Very dangerous".
• Opinions by other users - Press the Read reviews button.
• Details about the program you wish to uninstall, by clicking on the Properties button.

For instance you can see that for Web Companion:

• The web site of the application is: http://www.lavasoft.com
• The uninstall string is: C:\Program Files (x86)\Lavasoft\Web Companion\Application\WebCompanionInstaller.exe --uninstall

7. Click the Uninstall button. A confirmation dialog will appear. Confirm the uninstall by clicking Uninstall. Advanced Uninstaller PRO will automatically uninstall Web Companion.


8. After removing Web Companion, Advanced Uninstaller PRO will ask you to run a cleanup. Press Next to start the cleanup. All the items that belong Web Companion which have been left behind will be found and you will be able to delete them. By removing Web Companion with Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or directories are left behind on your system.

Your Windows PC will remain clean, speedy and ready to serve you properly.

Disclaimer

This page is not a piece of advice to remove Web Companion by Lavasoft from your PC, nor are we saying that Web Companion by Lavasoft is not a good application. This text only contains detailed info on how to remove Web Companion supposing you decide this is what you want to do. Here you can find registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.