Microsoft 2025 Product Key Activation. Your microsoft account takes the place of your product key for many tasks, such as activating microsoft 365 and reinstalling microsoft 365. Ensure that your product key is.

Key management services (kms) client activation and product keys for windows server and windows get the product keys needed for setup and activation of windows server and other. Use your microsoft account, not your product key, to install and activate microsoft 365 and individually purchased microsoft 365 apps, such as project, visio, word, excel, or.