What is onetab.dll file ?

OneTab.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 OneTAb Add-on.;Click to Run a Free Scan for OneTab.dll related errors

Follow steps bellow to try fix the problem with onetab.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.

onetab.dll descriptions

OneTab.dll is not essential for the Windows OS and causes relatively few problems. OneTab.dll is located in a subfolder of the user’s profile folder —in most cases C:UsersUSERNAMEApplication DataOneTab.;Known file sizes on Windows 10/8/7/XP are 69,632 bytes (66% of all occurrences) or 381,440 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 16ADEA98-D215-4F51-80AF-5E5ED660B9C0.;The program has no visible window. The file is able to monitor web browsers. It is not a Windows core file.;Therefore the technical security rating is 54% dangerous.;Uninstalling this variant;The software vendor offers the option to uninstall OneTab from your computer using the Control Panel applet Uninstall a Program.