When a product reaches End of Support, the following changes occur:
While version 11.0.23 was a maintenance update, the XI Pro suite introduced several major features to the PDF workflow: Direct Content Editing: Download Adobe Acrobat Xi Pro 11.0.23
Older software may crash or behave unpredictably on modern hardware architectures and updated operating systems. Finding and Installing the 11.0.23 Update When a product reaches End of Support, the
Released as a maintenance update, 11.0.23 included various security fixes and stability improvements. Key features of the broader XI Pro suite include: End of support for Adobe Acrobat XI and Reader XI Download Adobe Acrobat Xi Pro 11.0.23
According to Adobe’s Enterprise Support Lifecycle Policy, .