Microsoft Office is available to buy directly from Microsoft online or from big box stores and third-party retailers. After you make the purchase, download the software and install it. Here are the steps you'll follow to install Microsoft Office on any Windows laptop, computer, or tablet. After you purchase Microsoft Office, activate and download the product. Detailed instructions are included in the packaging if you buy the software at a retail store or order a key card online from someplace like Amazon. If you order directly from Microsoft, you'll get the link in an email. There’s an "Install Office" link on the receipt.
www.office.com/setup