What does the cmcore.exe file do?
The cmcore.exe process is also known as Clean Master and is a part of Clean Master For PC. This software is produced by Cheetah Mobile or, as the case may be, Kingsoft (www.kingsoft.com). An obsolete or defective version of cmcore.exe can cause problems for your computer that can range from slowness to error messages such as these:
- Clean Master has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- Clean Master 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 10, 8, 7)
- cmcore.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module cmcore.exe. Read of address 00000000.
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What you should know about cmcore.exe Clean Master
cmcore.exe is not part of Windows, but it is important nonetheless. Cmcore.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 397,936 bytes (88% of all these files) or, as the case may be, 315,240 bytes.
This file was developed by a so-called third party provider - and not by Microsoft. This cmcore.exe process does not appear as a visible window, but only in Task Manager. The original file has been signed by a trusted signature authority. This lets you check your copy to see if it is a counterfeit. There is no internal description of the file. Cmcore.exe is capable of track other applications as well as send data out to the Internet. For this reason, 43% 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 cmcore.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 cmcore?
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 Clean Master For PC
To remove Clean Master from your computer, please follow the manual instructions below or use an automatic uninstaller product.
- Click the Windows Start Button. You find it in the lower left corner of the taskbar.
- Type the word uninstall.
- Click Add or remove programs.
- Now locate Clean Master For PC in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if cmcore.exe (Clean Master) was uninstalled cleanly
After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Clean Master. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Clean Master or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.
What to do if a program does not uninstall
The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.
Last but not least
If Windows not working quite right for you, or if startup is taking a long time, or cmcore.exe is causing problems for you, a good Windows diagnostic tool may very well 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.