Microsoft will end support for Office for Mac 2011 on Oct. 10, 2017 (a date set two years ago). After that date, Microsoft will no longer provide patches for security vulnerabilities or fixes for other bugs, and halt both free and paid assisted support.

• Consumers can purchase “Office Home & Student 2016 for Mac” offered at $149.99 or a subscription to Office 365. The least expensive is “Office 365 Personal” for $69.99 annually or $6.99 per month.
• Businesses can purchase a subscription to Office 365 or they can also purchase a volume licensed copy of “Office Standard 2016 for Mac”