Install IBM SPSS Statistics 28 on a Mac

To install SPSS on a Mac at a TWU workstation, contact the Technology Service Desk.

NOTE: SPSS 28 does not work on macOS Sonoma

STEP 1 - Un-install Earlier Versions

If you currently have SPSS 25 (or another earlier version) on your Mac, you'll need to start by uninstalling the earlier version.

These instructions are subject to change by Microsoft and IBM

We strongly recommend a restart of your computer/laptop after you remove the older version and before you install the new version.

STEP 2 - Get the License Key

  1. Navigate to the TWU SPSS End User License Agreement:   [Works best in Chrome]
  2. Log on with TWU email and password.
  3. Read the agreement.
  4. Verify your username.
  5. Click Yes to agree to the terms of the Agreement.
  6. Optional: receive a copy of your response.
  7. Click Submit.
  8. Copy the license key provided in the form response confirmation screen to use in step #16 below

STEP 3 - Install SPSS 28 on a Mac
NOTE: SPSS 28 does not work on macOS Sonoma

Note: These instructions are based on installing through a Firefox browser. Installations through other browsers may differ slightly. 

  1. Navigate to
  2. Log on with TWU username and password
  3. Under Mac, click SPSS 28

◦         The file should begin to download. Click SPSS_Statistics_28_mac.pkg in the Downloads folder.

These downloads work best in the Firefox or Edge browser. Recommend right-clicking the link needed below and copying the link address, then pasting in the address bar of either Firefox or Edge.

  1. Double click when the file mounts.
  2. Click open.
  3. Enter your password.
  4. Click ok.
  5. Click next.
  6. Click to accept the terms in the license agreement and click next.
  7. Click next.
  8. Click to accept the terms in the license agreement and click next.
  9. Click to accept the terms in the license agreement and click next.
  10. Click next.
  11. Click install.
  12. Click done.
  13. Copy the license key provided in the form response confirmation screen.
    (SEE STEPS IN "Access the License Key" ABOVE to access the key. If you've already completed the form, email for support)
  14. Return to the SPSS Statistics 28 License Authorization Wizard.
  15. Click next.
  16. Make sure authorized user license is selected and click next.
  17. Paste the key into the Enter Code: text box in the SPSS window.
  18. Click next.
  19. Click next.
  20. Click finish.
  21. Click the under the /Applications/IBM/SPSS/Statistics/28 directory to start the application.

For additional support, contact the Technology Service Desk at,, or submit a request through the Technology Service Catalog.

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Article ID: 23425
Mon 1/23/17 11:47 AM
Fri 10/20/23 12:43 PM

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A variety of statistical software is available at TWU. Popular software includes SPSS, nVivo, R, and SAS.