A license key is usually tied to a specific site URL. If you change your site's URL (e.g., from HTTP to HTTPS), you must update the assigned URL in your Jetpack dashboard to maintain active service. Where to Find and How to Get a License Key

If you just bought Jetpack Backup, Security, or Complete, follow these steps. No key required.

A Jetpack license key is a unique code that unlocks the premium features of the Jetpack plugin. It's required to access advanced security, performance, and traffic insights features, as well as priority support. The license key is tied to a specific WordPress site and is valid for a year, after which it needs to be renewed.

: Possessing a Jetpack license key also ensures that users receive timely software updates, ensuring their Jetpack installation remains compatible with the latest WordPress versions and security patches. Furthermore, access to customer support can be crucial in resolving issues promptly, minimizing potential downtime or disruptions.