Assuming you miraculously find a safe, working installer, there are still solid technical reasons to avoid it:

Adobe Acrobat XI Pro (version 11.0.23) was a landmark release in the evolution of PDF management software. While newer, subscription-based versions like Acrobat Pro DC now dominate the market, many users still search for this specific version due to its stable toolset and compatibility with older operating systems. Key Features of Adobe Acrobat XI Pro 11.0.23

: Convert PDFs to other formats like PowerPoint, Word, and Excel for easier content repurposing. Forms Management

Users can edit text and images directly within a PDF, including reflowing paragraphs and replacing images.

It supports exporting PDF files to fully editable Microsoft Word, Excel, and PowerPoint documents.

Install LibreOffice, and you can open and edit PDFs natively – change text, images, and export back to PDF. Ideal for occasional edits.