1) Uninstall any existing ms office package and then restart your Mac.
2) Go to link Setup.office.com
3) Login with your Microsoft email account or create new ID if you don’t have one
(eg: abc@outlook.com, abc@hotmail.com). Please note it will get bind to the email id that you will
enter, which will not be changed later.
4) Enter your product key, select India region and English language.
5) Then you will get an option to Download office software.
6) Install downloaded office software.
7) Open any app like Word or excel.
8) As soon as the app is opened it will prompt to activate the software Select first option "I want to
activate the software over the Internet " and click NEXT.