Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
1
Log into any Microsoft account you may have on this link, do you find your Microsoft 365 subscription listed there on any account you may have?
https://account.microsoft.com/services/
If you are unable to find the subscription, on your laptop, open Word, then go to File - Account.
There, you should see the Email address of the Microsoft account being used in the Office apps, is the new subscription not listed on that account online?
2
If you are still unable to find your subscription, using any Microsoft account you may have, try using the steps they provide on this link to find your new subscription payment to try to find which account the subscription is linked to.