product key activate for Microsoft365 how to

Follow https://support.microsoft.com/en-us/office/activate-office-for-windows-5bd38f38-db92-448b-a982-ad170b1e187e

Select your version of Microsoft 365 below to learn how to activate Microsoft 365.

Activate Microsoft 365 or a non-subscription version of Office

Activate Microsoft 365 or a non-subscription version of Office that's pre-installed on a new Windows device

Activate an Office purchase or offer that's included on a new Windows device

Activate Office from Microsoft Workplace Discount Program

Activate a brand new Office product key

Troubleshoot activation errorsSelect your version of Microsoft 365 below to learn how to activate Microsoft 365.

Activate Microsoft 365 or a non-subscription version of Office

Activate Microsoft 365 or a non-subscription version of Office that's pre-installed on a new Windows device

Activate an Office purchase or offer that's included on a new Windows device

Activate Office from Microsoft Workplace Discount Program

Activate a brand new Office product key

Troubleshoot activation errors

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hth

Marcin