
Here is the list of instances that we see for the process: nitro_pro8.exe

If you think this is a driver issue, please try Where do we see nitro_pro8.exe ?

When trying to install the driver via help / support tools, there was nothing new, except suspicious activity on the Microsoft 'Print to PDF' driver. Let try to run a system scan with Speed Up My PC to see any error, then you can do some other troubleshooting steps. After a complete reinstallation of the V 13.2.6.26 on W10 64, I missed the PDF creator as a printer. If you encounter difficulties with nitro_pro8.exe, you can uninstall the associated program (Start > Control Panel > Add/Remove programs Accelerate productivity and collaboration with PDF drag-and-drop creation, tabbed reading, watermark-free editing, and eSigning.

Let try the program named DriverIdentifier to see if it helps. Is nitro_pro8.exe using too much CPU or memory ? It's probably your file has been infected with a virus.
