The Toolkit KBs include release notes and topics realated to installation, troubleshooting, and conversion.

Release Notes
Includes current and legacy software release notes.

Includes information such as system requirements, and information about installation, registration, ports, services, and user permissions.

Includes information about log files and error messages.

May include information about digital signatures, font issues, forms, stamping and water marks, security and passwords, PDFA/PDFX, printing methods, and header and footer issues.

More Information
For code examples, see ActivePDF Toolkit Examples.
For online manuals, see ActivePDF Online Manuals.