What Is tbcore3.dll? Is It A Virus Or Malware? 

 July 21, 2021

What is tbcore3.dll?

tbcore3.dll is an dll file which belongs to the process IE Toolbar Engine which comes with the Software SpeedBit Video Downloader developed by software developer Speed-Bit LTD

The .dll extension of the tbcore3.dll file specifies that it is a Dynamic-link library file.

Malware and viruses are also transmitted through dll files. So we must be sure before opening any unknown dll file on our computers.

We will check if the tbcore3.dll file is a virus or malware? Whether it should be deleted to keep your computer safe? Read more below.

Is tbcore3.dll safe to run? Is it a virus or malware?

Let’s check the location of this dll file to determine whether this is a legit software or a virus. The location of this file is

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File Location / Danger rating : C:Program Files (x86)SpeedBit Video DownloaderToolbar

To check whether the dll file is legit you can start the Task Manager. Then click on the columns field and add Verified Signer as one of the columns.

Now look at the Verified Signer value for tbcore3.dll process if it says “Unable to verify” then the file may be a virus.

File Nametbcore3.dll
Software DeveloperSpeed-Bit LTD
File Type
File LocationC:Program Files (x86)SpeedBit Video DownloaderToolbar
SoftwareSpeedBit Video Downloader


tbcore3.dll is a Virus or Not : tbcore3.dll is not a Virus

If the developer of the software is legitimate then it is not a virus or malware. If the developer is not listed or seems suspicious you can remove it using the uninstall program.

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How to Fix tbcore3.dll Errors

To fix missing tbcore3.dll file you can perform a system restore to restore all missing dll files on your system.

If the system restore didn’t fix the dll issue then you can run System File Checker to fix corrupt dll files on your Windows system.

How To Remove or Uninstall tbcore3.dll

To remove tbcore3.dll from your computer do the following steps one by one.

  1. If the dll file is a part of a software program or game then it will also have an uninstall option. Then you can run the uninstaller located at directory like C:>Speed-Bit LTD>IE Toolbar Engine orSpeedBit Video Downloader >tbcore3.dll_uninstall.dll
  2. Or the tbcore3.dll was installed using the Windows Installer then to uninstall it Go to System Settings and open Add Or Remove Programs Option.
  3. Then Search for tbcore3.dll or the software name SpeedBit Video Downloader in the search bar or try out the developer name Speed-Bit LTD.
  4. Then click on it and select the Uninstall Program option to remove tbcore3.dll file from your computer. Now the software SpeedBit Video Downloader program along with the file tbcore3.dll will be removed from your computer.
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I hope you were able to learn more about the tbcore3.dll file and how to remove it.

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Let us know in the comments below if you face any other tbcore3.dll issues.

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