It is extremely lightweight and runs very fast on older hardware from the El Capitan era Apple Support Community It lacks modern features and may struggle with the latest formatting used by newer Office versions Charlotte Street Computers The "Free" Alternative: Office Online

: Office 2016 reached its end of support in October 2020. While it still functions, it no longer receives security updates.

However, users faced challenges when trying to download Microsoft Office on their Mac OS X El Capitan machines. The latest versions of Microsoft Office were optimized for newer macOS versions, leaving El Capitan users with limited options. Many websites offered downloads, but they were either outdated, incompatible, or pirated versions.

Because newer versions like Office 2019, 2021, and modern Microsoft 365 apps require macOS 10.12 Sierra or later, you must target these specific legacy installers: