Est il possible d'anticiper le renouvellement de la clé de license?

quelle est la procédure pour anticiper le renouvellement de la cle de license (deja acquise)? (ie ajouter aux 28 jours restant une nouvelle année avec une license deja achetee)

may be related:
https://community.norton.com/t/add-product-key-to-existing-account/378456

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If you purchased a product from a retail store, you need to create a Norton account or add the purchased product to your existing account. For detailed steps, read Download your Norton product purchased from a retail store.

Users may contact support…request new Key term added to current subscription remaining days.

Note: new Key starts new subscription term

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Please review: Contact Norton Support [here] &or [here]

Norton Community does not have access to your Norton account ~ subscription ~ billing profile.

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Note: Chat dialog…type “agent” three times…works (for me) to reach: “human agent”