If you open Nitro first, and then create the PDF by going to Home > PDF > From file, is this working? Are you converting a Word file to PDF? Do you have Nitro Pro addins in Excel/PowerPoint? Does that not work? If the issue persists, here are few things we'd like to check and try: If you are unsure if your machine is using 32 or 64-bit, please refer to this link: Īctivate by opening Nitro Pro, clicking on the Help tab > About Nitro Pro > Activation and entering your Nitro Pro 11 serial number. Then, use these direct installers to download the latest Nitro Pro 11: Kindly use this MS FixIt tool instead to remove all traces of Nitro Pro: Please try to monitor its behavior and let me know how it goes. Note: Version 11 is at the bottom portion.Īfter installation, you can activate by opening Nitro, clicking on the Help tab > About Nitro Pro > Activation and enter your serial number.

When your system is back up, close all of your open applications and install the latest build of Nitro Pro 11 using the link I have provided below: Please see this link for backing up custom stamps/signatures: Īlso, when you are doing a reinstall, before you download a new installer, it is important that you delete all Nitro Pro installers in your Downloads folder because we noticed that if you are saving all the installers you download in the same folder (like the downloads folder), the EXE can pick up any MSI installed in that folder, and may pick-up one of the older builds instead of the new one. NOTE: This clean-up tool will erase any existing signature files within Nitro, so please save them to another location before using the clean-up tool in order to keep them. Please use the tool I have provided below to remove all files associated with Nitro Pro and reboot your system.

I highly suggest doing a fresh install and make sure you're on the latest build: Thanks for posting on our Community Forums!

Nitro pdf creator pro 9