What is the stmain.dll component needed for?Simply stated, a DLL file is an unnamed executable file. It cannot be directly invoked, but it can be called by any executable Windows program.
The stmain.dll process is also known as st and is a part of st. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of stmain.dll can cause problems for your computer that can range from slowness to error messages such as these:
- stmain.dll has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- stmain.dll 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)
- stmain.dll has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module stmain.dll. Read of address 00000000.
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What you should know about stmain.dll stmain.dll
stmain.dll is not a Windows system file and is known to frequently cause computer problems. The file stmain.dll is found in a subdirectory of "C:\Program Files".
The file size is 155,648 bytes.
This DLL file is a browser plug-in. This could mean that your Internet Explorer has been given additional useful capabilities. However, not all such plug-ins are worthwhile. Some just display advertisements or surreptitiously change your browser settings. The unique identifer of the browser plug-in is 9394EDE7-C8B5-483E-8773-474BF36AF6E4. This stmain.dll process does not appear as a visible window, but only in Task Manager. It was developed by a so-called third party provider - and not by Microsoft. It is unusual for the service not to provide any indication of how and why it is required. Stmain.dll has none of the usual file information, such as version number, etc. It can analyze your Internet behavior, since it acts like an Internet Explorer plug-in. Stmain.dll is capable of record keystrokes. For this reason, 76% 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 stmain.dll. 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 stmain?
|related to MSN Toolbar |
|Its an file used with the MSN toolbar, and it is completely harmless |
|Part of MSN Toolbar |
|MSN Toolbar file... Harmless. (even if toolbar is annoying) |
|MSN Toolbar DLL, minor problems may appear on deleting this file (further information...) |
Summary: 25 users judge stmain.dll to be an essential file that should not be touched. 4 users consider it harmless. However, 10 users consider this to be a suspicious process and would like to get rid of it. For this reason, 13 users have already deleted stmain.dll. source: file.net
How to uninstall st
To remove stmain.dll 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 st in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if stmain.dll (stmain.dll) 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 stmain.dll. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for stmain.dll 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 stmain.dll 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.