If you are trying to install this software today using a package labeled "upd" (update), you will likely run into a wall immediately.
Disclaimer: This post is for informational and historical purposes. We do not support software piracy or the use of keygens. Always use legitimate software licenses. nero 60 023 serial number upd
If you installed Nero 6.0.0.11 using a valid key, and then try to update to 6.0.0.23, you would assume the same key works. And it should — but many updaters were designed to validate against a database of "paid upgrade" keys. Some users found that after updating to 023, Nero suddenly demanded re-activation. This is because build 023 patched the license checking mechanism to block earlier cracks. If you are trying to install this software
Put together, the user is probably searching for a working product key for or an update-related crack. Always use legitimate software licenses