: Look for a sticker or card inside the physical box or on a holographic label on your computer.
If you have already purchased the software but cannot find your code, there are a few places to look. For digital purchases, the key is usually sent via a confirmation email from the retailer or stored within your Microsoft account under the "Services & Subscriptions" tab. If you purchased a physical boxed copy, the key is typically printed on a card or a sticker inside the packaging. If the software is already installed and activated on an old computer, you can use third-party "key finder" tools to extract the code from the system registry. Avoiding Scams and Non-Genuine Keys key for microsoft office 2016