Adobe removed it from their main site, but you can still get the version from their FTP archives (now redirected but archived by third parties). Look for:
Adobe Reader DC (the current version) requires Windows 7 or later. For anyone maintaining an old XP machine (e.g., legacy industrial systems, vintage gaming PCs), the is the last safe, official version they can run. adobe reader 11 offline installer
While Adobe officially ended support for version 11 (XI) in October 2017, many users still seek this specific version because it is more lightweight than the current "DC" (Document Cloud) version and lacks the cloud-integrated bloat that some find intrusive. Why Choose the Offline Installer? Adobe removed it from their main site, but
For years, the standard Adobe download page has primarily offered an "online" or "stub" installer—a tiny 2MB file that requires a stable internet connection to fetch the rest of the software during the installation process. The "offline" installer became a legendary workaround for: While Adobe officially ended support for version 11
Despite its age, Adobe Reader 11 remains a powerful PDF viewer with several legacy benefits: Adobe Reader 11: standalone download | Community