What is nsapp.exe?

The genuine nsapp.exe file is a software component of NSSDK by Sharp Corporation.
Nsapp.exe is a process that is part of the NSSDK (Network Scanning Software Developer Kit) developed by Sharp. This process scans local networks for printers, copiers and other devices. This is not an essential Windows process and can be disabled if known to cause problems. Sharp is Japanese corporation best known for their electronic products such as televisions, printers, LCD monitors, etc. The company was founded in 1912 by Tokuji Hayakawa who invented the Ever-Sharp mechanical pencil in 1915 from which the company was named. Sharp went on to develop the world's first transistor calculator in 1964 and the world's first LCD calculator in 1973. Today, Sharp is a multinational corporation that generates over $2 billion in revenue which is the fifth-largest manufacturer of televisions in the world.

NSApp stands for Network Scan Application

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 nsapp.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.

Click to Run a Free Scan for nsapp.exe related errors

Nsapp.exe file information

Windows Task Manager with nsapp
Nsapp.exe process in Windows Task Manager

The process known as Application and services objects belongs to software NSSDK or Sharpdesk by SHARP CORPORATION (

Description: Nsapp.exe is not essential for the Windows OS and causes relatively few problems. The nsapp.exe file is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 544,768 bytes (44% of all occurrences), 548,864 bytes, 536,576 bytes or 919,552 bytes. 
The application has no file description. The program has no visible window. Nsapp.exe is not a Windows system file. The program listens for or sends data on open ports to a LAN or the Internet. You can uninstall this program in the Control Panel. Therefore the technical security rating is 51% dangerous.

Uninstalling this variant: You may want to search for help on the company [1][2]'s website or safely remove the program using the uninstall program of Sharpdesk or (Control Panel ⇒ Uninstall a Program).

Recommended: Identify nsapp.exe related errors

Important: Some malware camouflages itself as nsapp.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the nsapp.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 nsapp issues

A clean and tidy computer is the key requirement for avoiding problems with nsapp. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the nsapp.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

nsapp.exe [all]