: Signifies the 32-bit (x86) architecture. Even on 64-bit Windows, the 32-bit version of Office is often recommended for better compatibility with older plugins. English : The primary UI and help language.
The term "fixed" in the context of these legacy ISOs often refers to integrated updates or service packs (like SP1). Office 2013 was the first version to integrate deeply with SkyDrive (now OneDrive), allowing users to save documents to the cloud by default. It also introduced: : Signifies the 32-bit (x86) architecture
: This seems to be an identifier or a specific build number for the ISO image. : Signifies the 32-bit (x86) architecture