Start using LibreOffice (freeee!) and never pay licensing again for office suite products. Kick Microsoft Office 365 to the curb, and ditch their spying and tracking of your every click of all your work.
Microsoft Office is really hard to leave behind when shifting to MacOS from windows, although I personally prefer Apple's native apps like Pages and Keynote over Word and Power point as it is free and has great support with macOS, not..