What does the HPWMISVC.exe file do?
The HPWMISVC.exe process is also known as HP WMI Service or, as the case may be, HP Quick Launch WMI Service and is a part of HP System Event Utility or, as the case may be, HP Quick Launch. This software is produced by Hewlett-Packard Development Company, L.P (www.hp.com) or, as the case may be, HP (www.hp.com). An outdated or faulty version of HPWMISVC.exe can cause problems for your computer, ranging from slowness to error messages like these:
- HP WMI service has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- HP WMI service 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)
- HPWMISVC.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module HPWMISVC.exe. Read of address 00000000.
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What you should know about HPWMISVC.exe HP WMI service
HPWMISVC.exe is not part of Windows, but it is important nonetheless. HPWMISVC.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 20,480 bytes (26% of all these files), 35,232 bytes as well as 17 other variants.
It is the service "HPWMISVC".
The HPWMISVC file is not part of the Windows operating system. This HPWMISVC.exe process does not appear as a visible window, but only in Task Manager. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. You can use Windows Control Panel (Programs icon) to completely remove the software.
HPWMISVC.exe is capable of monitor other applications.
For this reason, 26% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
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 HPWMISVC.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 HPWMISVC?
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 HP System Event Utility or HP Quick Launch
To remove HP WMI service 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 HP System Event Utility or HP Quick Launch in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if HPWMISVC.exe (HP WMI service) 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 HP WMI service. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: HP WMI service 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 HPWMISVC.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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