Older versions (Norton Utilities 14, 15, 16) use a traditional product key. Newer versions, especially those purchased through the Norton website or the Norton 360 dashboard, may be tied to a Norton account rather than a standalone key. In those cases, you sign into the account, and the software activates automatically.
If bought from a retail store, they must at the register for it to work. Already Activated norton utilities product key
If you just bought and downloaded the software, the key often appears on the "Thank You" screen immediately after payment. before closing your browser. Older versions (Norton Utilities 14, 15, 16) use