SeaMonkey Silent Install (How-To Guide)

SeaMonkey is a free and open source Internet application suite that includes an e-mail client, a calendar, a HTML editor, an IRC client, and a web browser. This article will serve as an informative guide and give you a clear understanding of how to perform a silent installation of SeaMonkey from the command line using the EXE installer.

How to Install SeaMonkey Silently

SeaMonkey (32-bit) Silent Install (EXE)

  1. Navigate to https://www.seamonkey-project.org/releases/#official
  2. Download the Windows x86 EXE of your preferred language to a folder created at (C:\Downloads)
  3. Open an Elevated Command Prompt by Right-Clicking on Command Prompt and select Run as Administrator
  4. Navigate to the C:\Downloads folder
  5. Enter the following command:
    • seamonkey-x.x.x.x.win32.installer.exe /S
  6. Press Enter

After a few moments you should see the SeaMonkey Desktop Shortcut appear. You will also find entries in the Start Menu, Installation Directory, and Programs and Features in the Control Panel.

Software Title:SeaMonkey (x86)
Vendor:Mozilla
Architecture:32-bit
Installer Type:EXE
Silent Install Switch:seamonkey-x.x.x.x.win32.installer.exe /S
Silent Uninstall Switch (32-bit System)"%ProgramFiles%\SeaMonkey\uninstall\helper.exe" /S
Silent Uninstall Switch (64-bit System)"%ProgramFiles(x86)%\SeaMonkey\uninstall\helper.exe" /S
Download Link:https://www.seamonkey-project.org/releases/#official

SeaMonkey (64-bit) Silent Install (EXE)

  1. Navigate to https://www.seamonkey-project.org/releases/#official
  2. Download the Windows x64 EXE of your preferred language to a folder created at (C:\Downloads)
  3. Open an Elevated Command Prompt by Right-Clicking on Command Prompt and select Run as Administrator
  4. Navigate to the C:\Downloads folder
  5. Enter the following command:
    • seamonkey-x.x.x.x.win64.installer.exe /S
  6. Press Enter

After a few moments you should see the SeaMonkey Desktop Shortcut appear. You will also find entries in the Start Menu, Installation Directory, and Programs and Features in the Control Panel.

Software Title:SeaMonkey (x64)
Vendor:Mozilla
Architecture:64-bit
Installer Type:EXE
Silent Install Switch:seamonkey-x.x.x.x.win64.installer.exe /S
Silent Uninstall Switch:"%ProgramFiles%\SeaMonkey\uninstall\helper.exe" /S
Download Link:https://www.seamonkey-project.org/releases/#official

The information above provides a quick overview of the software title, vendor, silent install, and silent uninstall switches. The download links provided take you directly to the vendors website. Continue reading if you are interested in additional details and configurations.


Additional Configurations

Disable SeaMonkey Default Client Check

When launching SeaMonkey the user receives a popup indicating that SeaMonkey is not currently set as the default email client and browser. You can disable this popup by performing the following steps.

  • Open Notepad or your favorite text editor
  • Add the following lines:
//SeaMonkey Default Settings

// Disable Default Client Check
pref(“shell.checkDefaultClient”, false);
pref(“browser.startup.homepage_override.mstone”, “ignore”);
  • Save the file and name it: seamonkey.cfg
  • Open Notepad or your favorite text editor again to create another file
  • Add the following lines:
pref(“general.config.obscure_value”, 0);
pref(“general.config.filename”, “seamonkey.cfg”);
  • Save the file and name it: autoconfig.js
  • Follow the “How to Install SeaMonkey Silently” steps mentioned earlier in the article and then copy the seamonkey.cfg file to the “%ProgramFiles%\SeaMonkey\” directory or “%ProgramFiles(x86)%\SeaMonkey\” directory depending on what version (32-bit or 64-bit) of SeaMonkey you have installed
  • Next copy the autoconfig.js file to the “%ProgramFiles%\SeaMonkey\defaults\pref\” directory or “%ProgramFiles(x86)%\SeaMonkey\defaults\pref\” directory depending on what version (32-bit or 64-bit) of SeaMonkey you have installed

Now when you launch SeaMonkey, the Default Client Check is disabled.


Disable SeaMonkey Auto Update

SeaMonkey has auto updates enabled by default. You can disable auto updates by performing the following steps.

  • Open Notepad or your favorite text editor
  • Add the following lines:
//SeaMonkey Default Settings

// Disable Auto Updates
pref(“app.update.auto”, false);
pref(“app.update.enabled”, false);
  • Save the file and name it: seamonkey.cfg
  • Open Notepad or your favorite text editor again to create another file
  • Add the following lines:
pref(“general.config.obscure_value”, 0);
pref(“general.config.filename”, “seamonkey.cfg”);
  • Save the file and name it: autoconfig.js
  • Follow the “How to Install SeaMonkey Silently” steps mentioned earlier in the article and then copy the seamonkey.cfg file to the “%ProgramFiles%\SeaMonkey\” directory or “%ProgramFiles(x86)%\SeaMonkey\” directory depending on what version (32-bit or 64-bit) of SeaMonkey you have installed
  • Next copy the autoconfig.js file to the “%ProgramFiles%\SeaMonkey\defaults\pref\” directory or “%ProgramFiles(x86)%\SeaMonkey\defaults\pref\” directory depending on what version (32-bit or 64-bit) of SeaMonkey you have installed

SeaMonkey will now have Auto Updates disabled. You can confirm that “Automatically Check for Updates” and “Automatically Download and Install the Update” are now unchecked and disabled under Menu-> Edit-> Preferences->Advanced-> Software Installation (UNCHECKED) “Automatically Check for Updates” and “Automatically Download and Install the Update”


How to Uninstall SeaMonkey Silently

  1. Open an Elevated Command Prompt by Right-Clicking on Command Prompt and select Run as Administrator
  2. Enter one of the following commands:

SeaMonkey (32-bit) EXE Silent Uninstall on 32-bit System

"%ProgramFiles%\SeaMonkey\uninstall\helper.exe" /S

SeaMonkey (32-bit) EXE Silent Uninstall on 64-bit System

"%ProgramFiles(x86)%\SeaMonkey\uninstall\helper.exe" /S

SeaMonkey (64-bit) EXE Silent Uninstall on 64-bit System

"%ProgramFiles%\SeaMonkey\uninstall\helper.exe" /S

Always make sure to test everything in a development environment prior to implementing anything into production. The information in this article is provided “As Is” without warranty of any kind.

Jason Bergner

I am an accomplished Software Engineer at Patch My PC, leveraging more than 18 years of hands-on experience in Configuration Manager administration and application packaging. I am driven by a genuine passion for solving complex problems and consistently strive to discover innovative and effective solutions. Sharing my extensive knowledge of application deployments is a true joy for me, and I am honored to contribute to the community here at Silent Install HQ.

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