'This will install the Office 2016 Preview on your device. Microsoft describes both scenarios as such: Make note of the product key on this page, you'll need it to authenticate your install.As above, Microsoft recommends the 32-bit version by default.You'll see download links for 32-bit and 64-bit versions of the Office 2016 preview.If you're not an Office 365 subscriber then you'll just need to download the package from Microsoft: VPN Deals: Lifetime license for $16, monthly plans at $1 & more For everyone else