Adobe frequently updates its software with "patches" or "dot releases" (e.g., version 11.0.23).

Released in 2012, Version XI (11) was the last version before the "DC" rebranding.

A "serialized" version often used by large organizations. It receives security updates but stays on a fixed feature set for a longer period. Adobe Help Center Legacy & Historic Versions Many older versions are now End of Life (EOL)

Whether you are a casual reader or a power user, keeping up with the "latest and greatest" from Adobe can feel like a full-time job. Adobe Acrobat Reader has evolved from a simple PDF viewer into a sophisticated cloud-connected tool.

Released for DOS and Macintosh, this version was originally priced at $50 per user before becoming free to encourage PDF adoption. Acrobat Reader 2.0 (1994): The first version to support Microsoft Windows. Version 3.0 & 4.0 (1996–1999):

The "DC" stands for . This is the modern version of the software that most users have installed today.