84,488,480 programs installed

Should I remove Hightail Outlook?

What percent of users and experts removed it?
4% remove it96% keep it
Overall Sentiment
Very good
What do people think about it?
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How common is it?
Global Rank #39,917
United States Rank #30,775
Reach 0.0025%


2.18.0 100.00%

Hightail Outlook


Hightail Outlook is a program developed by Hightail. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. 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 12 files and is usually about 3.38 MB (3,544,011 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 10. While about 62% of users of Hightail Outlook come from the United States, it is also popular in Netherlands and Australia.

Program detailsProgram details

URL: www.hightail.com
Installation folder: C:\Program Files\Hightail\
Uninstaller: MsiExec.exe /X{3FA1A678-114B-4309-82C8-2612E217F1B4}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 3.38 MB
Language: English (United States)

Program filesFiles installed by Hightail Outlook

  • Hightail.exe - Hightail Express
  • YsiOfficeAddIn.dll - YsiOfficeAddIn
  • YsiWindows.dll - YsiWindows
  • ascmd.exe
  • ascp.exe - ascp Application
  • aspshell.exe
  • aspshell-r.exe
  • libeay32.dll (by The OpenSSL Project, http://www.openssl.org/) - The OpenSSL Toolkit (OpenSSL Shared Library)
  • msvcr80.dll (by Microsoft) - Microsoft® Visual Studio® 2005 (Microsoft® C Runtime Library)
  • ssleay32.dll (by The OpenSSL Project, http://www.openssl.org/)
  • YsiExt.dll (by YouSendIt.com) - YsiExt
  • zip32z64.dll (by Info-ZIP) - Info-ZIP's WiZ (Info-ZIP's Zip dll)

Program behaviorsBehaviors exhibited

Context Menu Handler
  • YsiExt.dll added to Windows Explorer under the name 'YsiShellExt' with a class of {E46B8A96-C11A-4EE5-9B0F-2050A3DD6A45}.
Startup File (User Run)
  • Hightail.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'Hightail.exe' and executes as C:\Program Files\Hightail\Express\Hightail.exe -ui none.

How do I remove Hightail Outlook?

You can uninstall Hightail Outlook 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 Hightail Outlook, 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 Hightail Outlook.

Win 7 (SP1) 71%
Win XP 4%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 4%
Keep it 96%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 71.43%
Windows 10 24.49%
Windows XP 4.08%
Which OS releases does it run on?
Windows 7 Professional 32.65%
Windows 7 Home Premium 24.49%
Windows 7 Ultimate 10.20%
Windows 10 Home 8.16%
Windows 10 Pro 4.08%
Windows 8.1 Pro 4.08%

Distribution by countryGeography

62.12% of installs come from the United States
Which countries install it?
  United States 62.12%
  Netherlands 6.06%
  Australia 4.55%
  Portugal 4.55%
  South Africa 3.03%
  Israel 3.03%
  Germany 3.03%
  Canada 3.03%
  Thailand 1.52%
  Taiwan 1.52%
  Belgium 1.52%
  France 1.52%
  Ecuador 1.52%
  DK 1.52%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 29.55%
Dell 25.00%
Acer 11.36%
Toshiba 6.82%
Lenovo 6.82%
ASUS 4.55%
Sony 2.27%
NEC 2.27%
Intel 2.27%
American Megatrends 2.27%
Common models
HP Pro3500 Series 4.55%
Dell Inspiron 5720 4.55%
Dell OptiPlex 7010 4.55%
Dell Latitude E6520 2.27%
Compaq-Presario NY540AA-A... 2.27%
CLEVO P170HMx 2.27%


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