What does the alsys_hh.exe file do?
The alsys_hh.exe process is also known as SKL Client and is a part of SKL Client. This software is produced by Deep Software (www.softactivity.com). An obsolete or defective version of alsys_hh.exe can cause problems for your computer that can range from slowness to error messages such as these:
- SKL Client has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- SKL Client 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)
- alsys_hh.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module alsys_hh.exe. Read of address 00000000.
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What you should know about alsys_hh.exe SKL Client
alsys_hh.exe is not part of Windows, but it is important nonetheless. Alsys_hh.exe is found in a subdirectory of C:\Windows.
Frequently occurring are file sizes such as 56,656 bytes (60% of all these files), 53,584 bytes or, as the case may be, 52,592 bytes.
The original file has a digital certificate (see its file properties). The original file is digitally signed. Check your file. The file was developed by a so-called third party provider - and not by Microsoft. The program executes in the background, and can only be terminated using Windows Task Manager. The alsys_hh process has concealed itself from Windows Task Manager. It also can also affect other applications by changing their properties. Such manipulation can cause an application to do things other than what it is intended to do.
For this reason, 67% 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 alsys_hh.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 alsys_hh?
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 SKL Client
To remove SKL Client 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 SKL Client in the list of displayed applications.
- Click the program, and then click Uninstall.


How to tell if alsys_hh.exe (SKL Client) 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 SKL Client. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for SKL Client 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 alsys_hh.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.
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