Do I Need A Serial Number To Install Snow Leopard -

Do I need a serial number to reinstall Mac OS X? - Ask Different

: Occasionally, if you call Apple Support to order replacement recovery discs, they will ask for your Mac's hardware serial number (found on the bottom of the machine or under "About This Mac") to ensure they send the correct version for your specific model. Why People Get Confused The confusion often stems from two places: Do I Need A Serial Number To Install Snow Leopard

: Follow the prompts. When it finishes, it will reboot into your new desktop—no activation screens or online registration "musts". Do I need a serial number to reinstall Mac OS X

While the standard OS is "keyless," there are two specific scenarios where you might go hunting for a number: When it finishes, it will reboot into your

If you encounter an error saying the "Install OS X application can't be verified," it’s likely because the system date is set too far in the future. You can fix this by opening Terminal from the installer and using the date command to set it back to a time closer to 2010.

: This is the only major exception. If you are installing the Server edition (10.6 Server), you will be prompted for a serial number during the initial setup. These keys usually start with XSVR .