What is NitroPDFReaderDriverService2.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the NitroPDFReaderDriverService2.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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NitroPDFReaderDriverService2.exe file information

Windows Task Manager with NitroPDFReaderDriverService2
NitroPDFReaderDriverService2.exe process in Windows Task Manager

The process known as Nitro PDF Spool Service belongs to software Nitro PDF Professional or Nitro Reader (version 2) by Nitro PDF Software (

Description: NitroPDFReaderDriverService2.exe is not essential for the Windows OS and causes relatively few problems. The file NitroPDFReaderDriverService2.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 175,632 bytes (33% of all occurrences), 196,912 bytes, 198,136 bytes or 196,904 bytes. 
The program is not visible. It is certified by a trustworthy company. NitroPDFReaderDriverService2.exe is not a Windows core file. You can uninstall this program in the Control Panel. Therefore the technical security rating is 28% dangerous.

Uninstalling this variant: It is possible to do the following:

Recommended: Identify NitroPDFReaderDriverService2.exe related errors

Important: Some malware camouflages itself as NitroPDFReaderDriverService2.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the NitroPDFReaderDriverService2.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving NitroPDFReaderDriverService2 issues

A clean and tidy computer is the key requirement for avoiding problems with NitroPDFReaderDriverService2. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the NitroPDFReaderDriverService2.exe process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

NitroPDFReaderDriverService2.exe [all]