Install GAUSS for macOS

Run the installer

  1. Extract and run the GAUSS installer.
  2. To run the installer, open Finder and browse to the location where the GAUSS installer was downloaded. The downloaded file should be named
  3. Double click on the zip file and you should see the GAUSS macOS installer file.
  4. Double click on the GAUSS macOS installer to begin the installation.
  5. Follow the installer's instructions to complete the installation.

GAUSS 19 must be installed in a location in which the user has read and write privileges. We recommend the default installation of /Users/myName/gauss19 for best results.

Request your GAUSS License

GAUSS v18 & Prior

During the installation process, a file called hostid.txt will be created in the GAUSSHOME folder. The hostid.txt file can usually be found in the /Users/myName/gauss## folder where ## represents the version number of GAUSS you are installing, unless you specified a different location during installation.

Tip: On some versions of macOS, it can be hard to find your macOS home directory using "Finder." Pressing Command+H should bring it up.

hostid.txt file
To request your GAUSS license, fill out this form. The final line of hostid.txt contains the hostid of your computer which you will need for your license request. If the hostid number is blank, click here.

GAUSS v19+

GAUSS version 19 and above uses a License Activation Key for activation. Start up GAUSS 19+ and follow the prompts to enter one of the License Activation Keys you have been previously provided into the GAUSS License Activation Window. If you do not have a GAUSS License Activation Key, fill out this form.

Floating Network License-Installation

Continue with these instructions.

Single User License Installation

Install your GAUSS License

  • GAUSS 18 & Prior

    When you receive your GAUSS License File, simply place the File in the directory in which GAUSS is installed. Ensure that you retain the *.lic file extension. The default location is: /Users/myName/gauss## where ## represents the version number of GAUSS you are installing.

    Start GAUSS by either clicking on the desktop icon, or the start menu short-cut.
    GAUSS Application Start Icon

    Click this icon to start GAUSS

  • GAUSS 19+

    Start GAUSS by either clicking on the desktop icon, or the start menu short-cut.
    GAUSS Application Start Icon

    Click this icon to start GAUSS

    Enter the applicable License Activation Key (e.g., Primary, Home, or one of your PPSM Laptop licenses) that you have been provided into the License Activation Window and follow the prompts.
    License Activation

Verify Your License

To confirm that your license file is installed correctly:
  1. Start GAUSS
  2. From from the main GAUSS program menu bar, select: Help->About GAUSS.
About GAUSS window Note: The License Type field About GAUSS screen will tell you if you are running a Single User or Floating Network and it will provide you with a numeric License ID number or the 16 digit GAUSS License Key that you are using for a specified installation.

Installing GAUSS for macOS in a Shared/Multi-User Environment

For all users to run GAUSS in a shared, multi-user macOS environment, please do the following:
  1. Copy the entire contents of your GAUSSHOME to a location in which all users can access, such as: /Users/shared/gauss19
  2. Change the name of the 'gauss' executable to 'gaussapp'.
  3. Make a bash script named 'gauss' in the same directory (which should be /Applications/GAUSS The contents would be:
    export GAUSSHOME19=/Users/Shared/gauss19

  4. Make sure everyone has execution permission for this file.


For further assistance, please click Troubleshooting: Common License Issues

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