What does the KMWDSrv.exe file do?
The KMWDSrv.exe process is also known as Keyboard And Mouse Communication Service and is a part of 5-button mouse or, as the case may be, Hama Mouse driver. This software is produced by UASSOFT.COM (www.uassoft.com). An outdated or faulty version of KMWDSrv.exe can cause problems for your computer, ranging from slowness to error messages like these:
- KMWDSrv.exe has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- KMWDSrv.exe 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)
- KMWDSrv.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module KMWDSrv.exe. Read of address 00000000.
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What you should know about KMWDSrv.exe KMWDSrv.exe
KMWDSrv.exe is not part of Windows, but it is important nonetheless. KMWDSrv.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 201,216 bytes (50% of all these files), 1,823,744 bytes or, as the case may be, 197,120 bytes.
The KMWDSrv file does not come from Microsoft and is not part of the operating system. The program executes in the background, and can only be terminated using Windows Task Manager. You may uninstall the related program using Windows Control Panel.
KMWDSrv.exe is capable of log keyboard entries.
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 KMWDSrv.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 KMWDSrv?
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 5-button mouse or Hama Mouse driver
To remove KMWDSrv.exe 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 5-button mouse or Hama Mouse driver in the list of displayed applications.
- Click the program, and then click Uninstall.


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