Elgato have a database that knows about keys used to register an Elgato product, most keys purchased through Elgato online stores, as well as keys used to create a My EyeTV account (http://my.eyetv.com)
Recover Keys Automatically
Please try the following link, and enter your email address:
We will send you back your activation key via email, if it is in the above mentioned database.
My Key Is Not In The Database
If you get an email response that says your key is not yet available, then please contact us with the following details.
Use the Easy > Backup Preferences command, and then send the zip file that is created to us.
Once we have this file, we will see what we can do to retrieve your key.
Key Recovery Without EyeTV Files
If you do NOT currently have a working installation of EyeTV, we would be happy to issue you a new activation key. All we ask is that you provide some proof or documentation verifying your purchase. An example of this might be a
Unfortunately, we are unable to recover key information from hardware serial numbers or product registration. Please note that this technique will only work with a currently running installation of EyeTV. We cannot extract keys from incomplete installations.
If you do not have documentation available, you may need to purchase EyeTV. Our online store is available here.