How to remove the Toolbar32 malware

Most antivirus programs classify K_l9EtqEFc.dll as a harmful extension to Internet Explorer: for example not-a-virus:WebToolbar.Win32.Agent.big (detected by Kaspersky), and TROJ_GEN.R047C0OCK15 (detected by TrendMicro). Add-ons like this can display ads, slow down your computer and cause various other errors. If you can't remember installing the associated Toolbar32 software, it's no surprise. In most cases, this kind of adware is installed on the side when you install a freeware product like a Youtube Downloader or a PDF Converter. In the following selection, you can read more about Toolbar32 and how to get rid of it.

Click here to automatically remove the Toolbar32 malware

K_l9EtqEFc.dll file information

The process known as Toolbar32 belongs to software VK Downloader by Ivan Malygin.

Description: K_l9EtqEFc.dll is not essential for Windows and will often cause problems. The file K_l9EtqEFc.dll is located in a subfolder of "C:\Program Files". The file size on Windows 10/8/7/XP is 252,776 bytes. 
This .dll file is a Browser Helper Object (BHO) that runs automatically every time you start your web browser. BHOs are not stopped by personal firewalls, because they are identified by the firewall as part of the browser itself. BHOs are often used by adware and spyware. IDs used by this BHO include 3C6CF3C0-D800-4B4D-A3D8-8ADE406523B6. There is no file information. The program has no visible window. The file is able to monitor web browsers. It is digitally signed. It is not a Windows core file. Therefore the technical security rating is 68% dangerous.

Uninstalling this variant: In the event of any problems with K_l9EtqEFc.dll, you can do the following:

Recommended: Identify K_l9EtqEFc.dll related errors

Important: You should check the K_l9EtqEFc.dll process on your PC to see if it is a threat. If Toolbar32 has changed your browser's search engine and start page, you can recover your browser's default settings as follows:

Reset default browser settings for Internet-Explorer ▾
  1. In Internet Explorer, press the key combination Alt + X to open the Tools menu.
  2. Click Internet options.
  3. Click the Advanced tab.
  4. Click the Reset... button.
  5. Enable the Delete personal settings option.
This will reset your Internet Explorer to its default settings. Your browser will start with the familiar start page and search engine—without popups, ads, cookies, but all browser add-ons are deleted too [1]. Make cleaning up your browser and your computer simpler and safer with Security Task Manager.


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Best practices for resolving K_l9EtqEFc issues

The following programs have also been shown useful for a deeper analysis: ASecurity Task Manager examines the active K_l9EtqEFc process on your computer and clearly tells you what it is doing. Malwarebytes' well-known Banti-malware tool tells you if the K_l9EtqEFc.dll on your computer displays annoying ads, slowing it down. This type of unwanted adware program is not considered by some antivirus software to be a virus and is therefore not marked for cleanup.

A clean and tidy computer is the key requirement for avoiding PC trouble. 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.

Other processes

K_l9EtqEFc.dll [all]