: You will typically need your email address and order details. If you are an enterprise customer, you may need to contact your account executive or submit a Nitro Support ticket for assistance. 3. Check the Software Settings (Partial View)
: If you purchased your license before June 2008, the email would have come from "Element 5". 2. Use the Official Nitro Licensing Portal how to find my nitro pro serial number
A window will appear showing the version and a partial serial number (e.g., 504945XXXXXXXXXXXX ). 4. Locate via Windows Registry (Older Versions Only) : You will typically need your email address
For Windows users on Version 13 or Nitro PDF Pro 14, you can use the Nitro Activation Portal to check your license status. Check the Software Settings (Partial View) : If
The most reliable way to find your serial number is to search the inbox of the email address used for the purchase.
Look for a label on the back of the envelope containing the installation CD.