How do I activate MS365, purchased with my laptop from a store in the UK

Miriam 0 Reputation points
2026-09-09T10:08:22.84+00:00

I purchased a laptop from Lenovo in the UK on 3 November 2025, for someone else. The package included MS365 personal and required activation. How do I activate the MS365 ? The laptop was purchased in a different name and email (ie. not the recipient's email address).

Microsoft 365 and Office | Install, redeem, activate | For home | Windows
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  1. AI answer

    2026-09-09T10:08:48.59+00:00

    If Microsoft 365 Personal was included with the laptop, activation is done by signing in with a Microsoft account during setup. On many new devices, there is no printed 25-character product key because a digital product key is transmitted to the PC.

    Use this activation path:

    1. Open a Microsoft 365 app such as Word on the new laptop.
    2. When prompted to activate, sign in with the Microsoft account that should own the subscription going forward.
    3. If the included Microsoft 365 offer is detected, it will be added to that Microsoft account during activation.
    4. After activation, that account can be used later to reinstall or manage the subscription from the Microsoft account services page.

    Important points for the purchase in a different name or email:

    • The purchase name does not control activation.
    • What matters is which Microsoft account is used when the included Microsoft 365 purchase or offer is activated.
    • If Microsoft 365 was bought from a retail or online seller and a new, unused product key was provided, redeem it one time at https://www.microsoft365.com/setup and associate it with the Microsoft account that should own the subscription.
    • If the laptop only shows trial options, that usually means the account currently signed in does not yet have Microsoft 365 associated with it, or the preinstalled copy is only a trial until the included purchase/offer is activated.

    If a product key was included:

    1. Go to https://www.microsoft365.com/setup.
    2. Sign in with the Microsoft account that should own Microsoft 365.
    3. Enter the product key if prompted.
    4. Complete the redemption process.
    5. Then install or activate using that same account.

    If no product key was included and Microsoft 365 came bundled on the new device:

    • Start an Office app and sign in.
    • If Microsoft detects the included purchase or offer, it will add it to that Microsoft account.
    • If the wrong Microsoft account was used first, check whether the license now appears on the Microsoft account services page for that account.

    If someone else installed Microsoft 365 and it became associated with the wrong account, the documented next step is to contact support and have proof of purchase available.


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  2. Stefan Blom 351.1K Reputation points MVP Volunteer Moderator
    2026-09-09T10:13:09.0433333+00:00

    Check with Lenovo support, or possibly with the retailer, which steps you should follow to activate the subscription. First of all, verify that you actually got a prepaid subscription (which usually means it will last a year). Many computers just include a one month trial version.

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