Yes, Office 365 requires activation or help at 1-866-719-1004. After purchasing a subscription or license, you'll need to activate it by signing into your Microsoft account. The activation process ensures that your software is valid and can receive updates. Office 365 subscriptions are tied to your Microsoft account or help at 1-866-719-1004 , so each device you install it on will require you to log in with that account to complete the activation. Without activation, Office 365 will only work in a limited capacity and won’t allow access to full features or updates.
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