With the new, modern versions of Word, Excel, PowerPoint, Outlook and OneNote, you can be productive immediately.
Work like a pro
Get the tools you need in Word, Excel, PowerPoint, OneNote, Outlook, Publisher, and Access to create, present, communicate and publish like a pro.
Extend your Office
Use Office Online to view and edit files stored online and work with other people in real time. Access from any internet-connected device with supported browsers.
Easily share files
Store your files online so you can view them when you travel and quickly invite others to review or edit them.

https://docs.microsoft.com/vi-vn/officeupdates/microsoft365-apps-security-updates