what is rundll 32?

Question

it appear in task manager when has problem & cuz of slow speed

Answer 1

It depends on where it is. If it's in your C:\Windows\System32 (or C:\WINNT\System32 ) folder it's fine. It's a necessary part of the Windows operating system that a lot of programs depend on. If it's located anywhere else on your computer there's a good chance it's a virus or spyware.

Answer 2

RUNDLL- RUNDLL.EXE - Process Information
Process File: rundll or rundll.exe
Process Name: Microsoft RunDLL


Description:
rundll.exe is a Windows System process belonging to the Windows 95, 98 and ME range of Microsoft Windows products. This is an important system process and should not be terminated.

Note: rundll.exe could also be a process registered as a backdoor vulnerability which maybe installed for malicious purposes by an attacker allowing access to your computer from remote locations, stealing passwords, Internet banking and personal data. If unaccounted for, this process should be removed immediately.

Note: rundll.exe could also be a process which belongs to the . This program is non-essential process to the running of the program, but should not be terminated unless suspected to be causing problems.

Determining whether this process is a virus or a legitimate Windows process depends on the directory location it executes or runs from in WinTasks.

Recommendation:
Should not be disabled, required for essential applications to work properly.

Answer 3

RunDLL32 is a program that is used to run DLL (Dynamic Link Library) routines, which are procedures that add functionality to the operating system or applications. It's a substancial part of the operating system and should not be removed.

It can also be the name of a virus, trojan, spyware or worm. If your PC is slow and RunDLL32 constantly appears in the task mgr., I'm afraid you very likely have one of these. Run a virus and antispyware scan immediately.

If your system is Windows XP, go here to get a free scan/cleanup: http://safety.live.com/site/en-US/default.htm.

Good luck!

Answer 4

When you open Task Manager, you may see Rundll32.exe entry in the Processes tab. Or, you may also encounter a rundll32.exe error at shutdown. Rundll32.exe is a valid system file which executes a DLL. The actual command may be Rundll32.exe filename.xxx, , whereas Task Manager reports only the command name and not it's parameter.

Please read the complete information at:

Answer 5

RUNDLL32 is used to launch some programs in Windows. Unfortunatly the launched program task is named after the launcher and not the program, so you could have multiple RUNDLL32 lines in task manager.

Answer 6

properly, first you want to understand what a .dll record is. .dll stands for Dynamic link Library, and could be utilized for most stuff, maximum prominently to amplify the function of classes, .exe archives. Rundll32.exe is a record which runs the domicile windows gadget. It starts off up certain archives on commence up, and runs command lines. shdocvw.dll I merely ensue to understand is a record linked with domicile windows media participant. i'd propose backing up all of your archives, formatting the not straight forward stress and re-setting up domicile windows.

Answer 7

rundll32.exe is a process which executes DLL's and places their libraries into the memory, so they can be used more efficiently by applications.This program is important for the stable and secure running of your computer and should not be terminated.

There is more info on it in the source Ive listed below.

Answer 8

DLL is Dynamic Library Link..it is a file that references a startup program..which may be corrupt or missing

Answer 9

This is a file that allows you to run a DLL file as an EXE (Executable) file.

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Answer 10

nothing it appears on mine to