技術ブログ
Adobe has retired the activation servers for this version. Even with a legitimate serial number, new installations often cannot be verified. Risks of "Pre-Activated" Downloads
Introduced the ability to automate multi-step PDF tasks and share these "macros" with others to standardize workflows. Adobe Acrobat X 10 Professional Pre-Activated
: Acrobat X is "End of Life" (EOL). It no longer receives security patches, making it a high risk for exploits. Adobe has retired the activation servers for this version