Open Nitro Pro → Go to the Help tab (top menu) → Click About Nitro Pro → Your serial number appears right there. No internet needed.
Click on the folder corresponding to your version number (e.g., 13 or 14 ).
Here is a comprehensive guide on how to track down your Nitro Pro serial number across different scenarios. Check Your Confirmation Email
To help narrow down the search, could you tell me of Nitro Pro you are using (e.g., v13, v14, or Subscription)? If you purchased it through a corporate volume license , let me know so I can provide the IT admin retrieval steps. Share public link
: Open Nitro Pro and look at the top right corner. If you can log in, your license is likely tied to your account and doesn't require a manual serial number. 3. Retrieve from Your Machine (Older Versions Only) how to find my nitro pro serial number
If you can’t find it, contact Nitro Support with your purchase details so they can help recover your serial.
When you first purchase Nitro Pro, the license key is sent immediately to the email address used during checkout.
Check the sticker on the back of the original CD/DVD sleeve.
If you purchased Nitro Pro from a third-party reseller (e.g., a retail store, Amazon, or software vendor), Nitro Support . They only have records for purchases made directly through the Nitro website. In this situation: Open Nitro Pro → Go to the Help
Look for a file named nitro.lic or a similar license file. You may need to enable "Hidden Items" in Windows File Explorer to see the ProgramData folder. 5. Contact Corporate IT or Support
A dialog box will appear displaying your current version and your . Use the Nitro Activation Portal Online
: Look for "Nitro Pro," "Nitro PDF," "Cleverbridge" (their payment processor), or "Invoice". : Emails usually come from cs@cleverbridge.com or previously from Subject Line
Navigate to the following path depending on your system architecture: Here is a comprehensive guide on how to
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Nitro\Pro\[Version Number] . Look for a SerialNumber or LicenseKey entry.
If Nitro Pro is already installed on your computer:
If you are using the new subscription model (Nitro PDF Pro), you may not have a traditional serial number. Instead, your license is tied to your account credentials. Simply with your email and password to activate the software. Tips for Protecting Your Serial Number
⚠️ Run antivirus scan after downloading such tools.