When Apple released iWork ’06, the suite was sold as a boxed physical product, often included pre-installed on Macs. A (e.g., A1234-5678-B9CF-DE01 ) was required to activate the software. This code proved legitimate ownership and allowed users to access updates or reinstall the suite on the same device.

Finding the code depends on how you originally acquired the software:

You can still buy original, unopened or "used but with serial" boxed copies of iWork ’06 on second-hand marketplaces like eBay. Search for or "iWork 06 CD." Look for listings that explicitly state: “Includes original CD and unused serial number.”

Serial numbers were not tied to online accounts or Apple IDs (which became more prominent later). Instead, they were manually entered during installation. Losing this number could render the software unusable, a stark contrast to today’s digital licensing systems.