HTML to PDF / DOCX / RTF Java converter library › Forums › PD4ML Forums › Licensing / Purchasing of PD4ML › PD4ML – Which licence key should we use › Reply To: PD4ML – Which licence key should we use harrison May 29, 2024 at 07:55 #38252 Deciding which license key to use prompts considerations of compatibility, validity, and entitlements. It’s essential to choose the appropriate key that aligns with the product version and user requirements for seamless operation.