You get Office’s cloud connected features to help you maximize productivity across your devices including 1TB of OneDrive storage, extra features with Office mobile apps, Skype minutes, the option to install Office across your devices, and access to support. You’ll always have the latest features, security updates, and other improvements. Purchasing Microsoft 365 is your best option. When you’re ready to install your new product, see the section below, I’m ready to install Office and follow the upgrade recommendations. You can choose to purchase a Microsoft 365 subscription or the newest one-time purchase version. If your current version of Office is a one-time purchase (non-subscription) version of Office such as Office Home & Student or Office Home & Business, to upgrade, you need to buy the latest version. Tip: Not sure of your current version? See What version of Office am I using? If you have a subscription, select the Microsoft 365 tab below. If your current version is non-subscription product, see below. Your options to upgrade Office are different depending on the type of Office product you currently have.