To activate Microsoft Office 365 on Windows 11/10, go to microsoft356.com/setup sign in with your Microsoft account, and enter your product key if prompted. After downloading and installing Office, open any app (e.g., Word) and sign in to complete the activation.
Steps to activate Microsoft Office 365 on Windows 11/10
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Go to microsoft356.com/setup.
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Log in with your Microsoft account associated with your Office 365 subscription.
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If prompted, enter the 25-character product key you received with your purchase.
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Click “Install Office” to download the installer.
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Open the downloaded file and follow the on-screen instructions to install Office 365.
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After installation, open any Office app (like Word or Excel) and sign in with your Microsoft account to activate your subscription.
Once completed, your Microsoft Office 365 will be activated and ready to use on your Windows 11/10 device.
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