Where to enter your Office product key - Microsoft Support
If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription.
Activate Office - Microsoft Support
To use Microsoft 365 on your new device, you can activate Microsoft 365 as a 1-month trial of Microsoft 365 Family. You can also buy Microsoft 365 or a non-subscription version of Office, add Microsoft 365 to an existing Microsoft 365 subscription, or enter a …
Get help with product key errors on Office.com/setup
Get help with product key errors, or geographical region errors, when you redeem a new Office product key on Office.com/setup.
Using product keys with Office - Microsoft Support
You'll receive a product key if you buy a one-time purchase Office or individual Office apps, but you won't need or receive a product key for Microsoft 365. To renew your Microsoft 365 subscription, you can buy an Microsoft 365 product key card from a retailer and redeem the key at https://microsoft365.com/setup .
Download and install or reinstall Microsoft 365 or Office 2021 on a …
If you already redeemed a product key, you're simply reinstalling the apps, or you know you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.
Unlicensed Product and activation errors in Office
If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.
Find your Office product key - Microsoft Support
Find your Office product key Applies To Office 365 Office 2019 Office 2016 Office 2013 Many tasks for Office products don't require a product key because your Microsoft account takes care of them instead.
Change your Office product key - Microsoft Support
This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license. Change the product key for your version. How you change the product key depends on your version of Office. Select your Office version from the tabs below.
Share your Microsoft 365 Family subscription - Microsoft Support
Do not share your Microsoft 365 Family product key. Product keys cannot be used for sharing your subscription, please use the steps below to send an email or link to each person you want to share with. How to share your Microsoft 365 Family subscription. Step 1. Invite someone to join your Microsoft family group.
Manage your Microsoft 365 subscription or Office product
Manage your Microsoft 365 subscription or Office product. You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts. Choose your account type.