What is idmmkb.dll?

Idmmkb.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if idmmkb.dll is a Windows system file or if it belongs to an application that you can trust.

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Idmmkb.dll file information

The process known as Internet Download Manager module belongs to software Internet Download Manager or Internet Download Manager module by Tonec (

Description: Idmmkb.dll is not essential for the Windows OS and causes relatively few problems. Idmmkb.dll is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's profile folder. Known file sizes on Windows 10/8/7/XP are 34,224 bytes (41% of all occurrences), 34,488 bytes and 4 more variants. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The program is not visible. There is no detailed description of this service. Idmmkb.dll is not a Windows core file. It can change the behavior of other programs or manipulate other programs. It is certified by a trustworthy company. Idmmkb.dll is able to record keyboard and mouse inputs. idmmkb.dll appears to be a compressed file. Therefore the technical security rating is 62% dangerous, however you should also read the user reviews.

Uninstalling this variant: You can uninstall Internet Download Manager, or ask Support team for help. Go to Internet Download Manager in the Windows Control Panel (Software or Programs section) to uninstall it, or go to for Customer Support.

Recommended: Identify idmmkb.dll related errors

Important: Some malware camouflages itself as idmmkb.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the idmmkb.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

It's a file of the program: Internet Download Manager
  A.K. Sewnundun  
It's a file of the program: Internet Download Manager
Download accelerator and manager
    (further information)
Internet Download Manager File
It's a file of the program: Internet Download Manager
The monitor used by Internet Download Manager to track when you start to download a link.
  RP   (further information)

Rating chart

Summary: Average user rating of idmmkb.dll: based on 7 votes with 6 user comments. 3 users think idmmkb.dll is essential for Windows or an installed application. 2 users think it's probably harmless. 2 users think it's neither essential nor dangerous. One user is not sure about it.

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Best practices for resolving idmmkb issues

A clean and tidy computer is the key requirement for avoiding problems with idmmkb. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the idmmkb.dll process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

idmmkb.dll [all]