KMS uses a to manage license activations automatically.

Based on its features, pros, and cons, I'd give KMS for Office 365 a rating of 4.2/5.

KMS for Office 365 is primarily targeted at:

You're referring to KMS (Key Management Service) for Office 365!

KMS (Key Management Service) is a cloud-based service that allows organizations to manage their encryption keys for Office 365. It's a feature that enables customers to have more control over their encryption keys, rather than relying on Microsoft's default key management.

: Clients attempt to renew their activation every seven days . If successful, the 180-day clock resets. KMS vs. MAK Activation