What is coieplg.dll and how to fix coieplg.dll ?

What is coieplg.dll file ?


CoIEPlg.dll is a Internet Explorer extension. It enables several additional functions for Internet Explorer. You can disable it through the Extras menu (key combination Alt + X) under Manage Add-ons.;The following paragraph provides more information about coIEPlugIn.;Click to Run a Free Scan for coIEPlg.dll related errors

Follow steps bellow to try fix the problem with coieplg.dll

1. Use cleanmgr

To run the command cleanmgr :
Press Windows key + Q.
Enter cmd in search box , followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command cleanmgr and press Enter.

2. Use sfc /scannow

To run the command sfc /scannow :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command sfc /scannow and press Enter.

3. uninstalling programs :

To uninstall unnecessary programs :
Open the Start menu (Press Windows key + X) .
Click the first menu item Programs and Features.
Search unnecessary programs in the list of installed programs, .
Click the software you want to uninstall.

4. using msconfig

To run the command msconfig :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command msconfig and press Enter.

5. Automatic Update

To run the command wuauclt /ShowWindowsUpdate:
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command wuauclt /ShowWindowsUpdate and press Enter.

6. Use resmon command

To run the command resmon :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command resmon and press Enter.

7. use DISM.exe

To run the command DISM.exe /Online /Cleanup-image /Restorehealth :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.


coieplg.dll descriptions


CoIEPlg.dll is not essential for Windows and will often cause problems. The coIEPlg.dll file is located in a subfolder of “C:Program Files (x86)” (for example C:Program Files (x86)Norton Internet SecurityEngine20.4.0.40).;Known file sizes on Windows 10/8/7/XP are 436,152 bytes (12% of all occurrences), 509,776 bytes and 57 more variants.;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 602ADB0E-4AFF-4217-8AA1-95DAC4DFA408 or F0DA78E9-6B60-42fb-BC26-EF2CFB8C8FF3 or B8E07826-0971-4f16-B133-047B88034E89 or AB4C7833-A6EC-433f-B9FE-6B14B1A2F836.;The program has no visible window. CoIEPlg.dll is a Verisign signed file. The file is able to change the behavior of, or monitor Internet Explorer. CoIEPlg.dll is certified by a trustworthy company. CoIEPlg.dll is not a Windows system file.;Therefore the technical security rating is 29% dangerous, but you should also compare this rating with the user reviews.;Uninstalling this variant;If you still experience problems with coIEPlg.dll, you can do the following;get help from the software vendor Symantec;uninstall the associated program (Start > Control Panel > Uninstall a Program > Norton Internet Security or Norton 360)