There are two primary reasons you may want to change your Rhino for Mac license key:

• You are running a 90-day evaluation and have purchased a permanent license

• You entered the wrong license key before and need to change it.

• When you start Rhino for Mac you see this message dialog:

• Click on the Change your license key button.
• Enter your Name, Organization (optional), License Key and click Done.

When you restart Rhino, follow the instructions to Validate your license.

Note: Use this method when changing an incorrect license key.

• While in Rhino, click on the Rhinoceros pull-down menu.
• Click on Preferences.
• Click on the Licenses tool.

• Click on the Change your license key button.

• Enter your Name, Organization (optional), License Key and click Done.

When you restart Rhino, follow the instructions to Validate your license.