If you genuinely need portable PDF editing:
With a few clicks, the nomad began its work. It used its OCR engine to read the flattened images of text, turning dead pixels into searchable data. It optimized the file size, stripping away the digital fat that makes emails bounce. It was a relic of a time when software was a tool you owned, not a service you rented. The Sunset of a Legend
Adobe Acrobat XI has known unpatched vulnerabilities (CVE-2017-3005, CVE-2017-3039, etc.). A portable crack cannot receive updates, leaving your system exposed to exploits that target legacy PDF readers.
A "portable" version of Adobe Acrobat XI Pro is a modified, unofficial build designed to run without a formal installation on the host operating system. Adobe Acrobat XI PORTABLE & Windows 10 | Community