The License Authorization Wizard will guide you through this process for your single user license. The code on the Mac, please refer to the following page: If you encounter an error about admin privileges when trying to enter
Locate the application in the SPSS folder in either the Start Menu or Start Screen in Windows or the Applications folder on Mac OS X.
Select Run As Administrator (make sure you are logged into a user account with full Administrator access rights). Select the Authorized user license option, then click Next. Right click on the IBM SPSS Statistics 25 License Authorization Wizard application. On the Product Authorization screen, choose Authorized user license (I purchased a single copy of the product). Launch the newly installed SPSS Statistics app. On the License Status screen, click Next.
In order to update your SPSS license you are required to obtain an authorization code through ITS. Renewing SPSS License Updating your SPSS License