Office 2021 Home and Business for MAC

Activation of the key and download of the distribution occurs on the official website setup.office.com
The key is tied to your MS account and you can always use it.
Composition of the Microsoft Office 2021 Suite for Home and Business Mac:
Microsoft Word 2021
Microsoft Excel 2021
Microsoft Outlook 2021
Microsoft PowerPoint 2021

System requirements
Mac with Intel or Apple M1 processor
Operating system Mac OS X version 10.15 or higher.
Recommended RAM 4 GB
6 GB of free hard disk space
Hard drive with HFS+ file system (also called Mac OS Extended or HFS Plus)
DVD drive or LAN connection (if installing over a network)
Screen resolution 1280 x 800 or higher
A Microsoft account is required to use certain online features
Some features require internet access (fees may apply)
The key must be linked to your account within 7 days.
Installation and Activation:
Go to the official website – https://setup.office.com
Register or enter your Microsoft account information
Enter the received key
Go to the “subscriptions” tab
Finding the activated product
Click the “Download” button
Download Microsoft Office to your PC
Install on PC
Login to Word using your account
Product activated
Activation of the key and download of the distribution occurs on the official website setup.office.com