If all else fails, email Hauppauge technical support at with your proof of purchase (or serial number of the tuner). They can resend your activation code.
with v10. You are essentially forced to buy a new activation code for around $10-$13 if you didn't receive one with a newer hardware purchase. Physical vs. Digital wintv 10 activation code
Once you have a valid code, activation takes less than a minute: If all else fails, email Hauppauge technical support
: The code ensures the software is legally licensed. It checks your hardware against the key during installation. If you try to use it on multiple PCs, you may run into "Too many activations" errors, though the system is generally lenient for home users moving to a new build. Functional Highlights of the Software If all else fails