Before diving into Office, it’s crucial to understand what Lion 10.7.5 is—and isn’t.
Lion is the last macOS version that can run certain older 32-bit applications natively without the compatibility layers required in Catalina and later. This makes it a "time capsule" OS—but also a security risk due to lack of updates.
You will find many “cracked” versions of Office 2011 on torrent sites. These are extremely dangerous. Because OS X 10.7.5 has not received a security update since 2014, running cracked Office opens you up to:
Only install from original Microsoft media or a trusted ISO with a valid product key.
If the feature is highlighting this specific combination, it is likely referring to the introduction of the Ribbon Interface. Office 2011 brought the Windows-style "Ribbon" toolbar to the Mac for the first time, creating a more unified experience between Windows and Mac users.
Other features included:
Installing software on a 10.7.5 machine today is difficult because most modern download methods rely on the App Store or modern TLS security certificates which Lion does not support natively.

> 



