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Should I remove CompanionLink USB?

What percent of users and experts removed it?
6% remove it94% keep it
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2.00.0000 100.00%

CompanionLink USB


CompanionLink USB is a program developed by CompanionLink Software. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. The software installer includes 11 files and is usually about 19.24 MB (20,174,646 bytes). In comparison to the total number of users, most PCs are running the OS Windows XP as well as Windows 7 (SP1). While about 80% of users of CompanionLink USB come from the United States, it is also popular in Greece.

Program detailsProgram details

URL: www.companionlink.com
Installation folder: C:\Program Files\CompanionLink USB\
Uninstaller: MsiExec.exe /X{ADC26FFA-F522-4BE9-BB87-89A794F2D44D}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 19.24 MB
Language: English (United States)

Program filesFiles installed by CompanionLink USB

  • ClxMapi64.exe - CompanionLink (Extended MAPI Helper for 64bit Outlook)
  • CompanionLink.exe - CompanionLink MFC Application
  • Helper.exe - Helper (Helper program for administrative rights)
  • ClxMapi.dll - ExtMapiDll Dynamic Link Library (ExtMapiDll DLL)
  • ClxPalm.dll
  • ClxRimSync.exe
  • msvcr71.dll (by Microsoft) - Microsoft® Visual Studio .NET (Microsoft® C Runtime Library)
  • NotesCallBack.dll - NotesCallBck Dynamic Link Library (NotesCallBck DLL)
  • Palm41.dll (by Palm Computing, a 3Com Company) - HotSync® Manager (Backward Compatibility Module)
  • pdcmn20.dll (by Palm Computing,, a 3Com Company) - Palm Desktop (Palm Desktop Shared Library)
  • table20.dll (by Palm Computing,, a 3Com Company)

Program behaviorsBehaviors exhibited

Startup File (User Run)
  • CompanionLink.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'CompanionLink' and executes as "C:\Program Files\companionlink usb\companionlink.exe" -Icon.

How do I remove CompanionLink USB?

You can uninstall CompanionLink USB 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 CompanionLink USB, 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 CompanionLink USB.

Win XP 50%
Win 7 (SP1) 50%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 6%
Keep it 94%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows XP 50.00%
Windows 7 50.00%
Which OS releases does it run on?
Microsoft Windows XP 50.00%
Windows 7 Home Premium 50.00%

Distribution by countryGeography

80.00% of installs come from the United States
Which countries install it?
  United States 80.00%
  Greece 20.00%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 50.00%


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