This retail suite includes the core applications and Outlook, Publisher, and Access. Professional Plus: This suite consists of the core applications, Outlook, Publisher, Access, and Skype for Business.

• This Microsoft Office Professional Plus 2021 BIND key can only activate a single installation of Office on a PC.
• You can bind the product key to a Microsoft account for complete reinstallations, even on a different PC, as long as only one active installation exists.
• This product is not compatible with Mac-based operating systems.
• You can bind multiple product keys on a single Microsoft account and activate the installation of Office via office.com/myaccount
• Install using setup.office.com
• Permanently binds to your office account, remains active regardless of PC device, and can reinstall Microsoft Office Professional Plus 2021 unlimited times.
• Key Permanently shows up in https://account.microsoft.com/services