What does the nsd.exe file do?
The nsd.exe process is also known as wnsd and is a part of IBM wnsd or, as the case may be, ]project-open. This software is produced by IBM (www.ibm.com). An outdated or faulty version of nsd.exe can cause problems for your computer, ranging from slowness to error messages like these:
- wnsd has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- wnsd has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- nsd.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module nsd.exe. Read of address 00000000.
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What you should know about nsd.exe wnsd
nsd.exe is not part of Windows, but it is important nonetheless. The file nsd.exe is found in a subdirectory of C:\.
Frequently occurring are file sizes such as 5,168,232 bytes (33% of all these files), 5,157,888 bytes or, as the case may be, 5,164,136 bytes.
It is the service "IBM Notes Diagnostics".
The file does not supply any version information or other description. The nsd file is not part of the Windows operating system. The program executes in the background, and can only be terminated using Windows Task Manager. The original file is digitally signed. Check your file. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file.
Nsd.exe is capable of modify other Windows tasks as well as monitor other applications.
For this reason, 44% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
A nsd.exe file has a 51% certainty of being dangerous if it is found in a subdirectory of "C:\Program Files". In this case, the file size is usually 5,159,936 bytes (50% of all these files) or, as the case may be, 6,656 bytes.
The nsd file does not supply any version information or other description. The nsd file is not part of the Windows operating system. The program executes in the background, and can only be terminated using Windows Task Manager.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves nsd.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about nsd?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall IBM wnsd or ]project-open
To remove wnsd from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate IBM wnsd or ]project-open in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if nsd.exe (wnsd) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of wnsd. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: wnsd or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or nsd.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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