Adobe officially ended support for Acrobat XI on October 15, 2017 .
Because it no longer receives security patches, using this version online poses a significant risk to your system. Adobe Acrobat XI Pro 11.0.23
Adobe Acrobat XI Pro 11.0.23 represents the for the Acrobat XI product line, released on November 14, 2017. While it was a robust tool for PDF creation and editing, it is now considered legacy software. Current Status and Support Adobe officially ended support for Acrobat XI on
Unlike modern "Acrobat DC" or "Acrobat Pro 2024," this version cannot open multiple PDFs in a single window using tabs; each document opens in its own separate window. Troubleshooting Common Issues Redact sensitive content in Acrobat Pro - Adobe Help Center Redact sensitive content in Acrobat Pro. Adobe Help Center Adobe Acrobat XI Pro "Select Object" button problem. While it was a robust tool for PDF