What is ToolbarUpdater.exe?

The genuine ToolbarUpdater.exe file is a software component of AVG SafeGuard Toolbar by AVG.
AVG SafeGuard Toolbar is a known PUP (potentially unwanted program) that hijacks web browsers by redirecting search results and changing the homepage. ToolbarUpdater.exe updates the AVG SafeGuard Toolbar. This is not an essential Windows process and can be disabled if known to create problems. The AVG SafeGuard Toolbar is part of the AVG Technologies family of security software. The toolbar displays security information about websites, and offers search, weather information, and features unrelated to security. AVG Technologies is a Dutch company that develops solutions in internet security, system optimization, and identity protection. AVG (originally called Grisoft) was formed in 1991 by Jan Gritzbach and Tomáš Hofer in the Czech Republic. It was acquired by Avast Software in 2016. AVG Technologies is currently based in Amsterdam in the Netherlands.

ToolbarUpdater stands for AVG SafeGuard Toolbar Updater

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the ToolbarUpdater.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for ToolbarUpdater.exe related errors

ToolbarUpdater.exe file information

Windows Task Manager with ToolbarUpdater
ToolbarUpdater.exe process in Windows Task Manager

The process known as ToolbarU Application or ToolbarU Application Official or ToolbarU Application (Non Official) or Toolbar Updater

belongs to software AVG Technologies or ToolbarU Application or AVG Technologies CZ, s.r.o or vToolbarUpdater

by AVG Secure Search or AVG Technologies (

Description: ToolbarUpdater.exe is not essential for the Windows OS and causes relatively few problems. ToolbarUpdater.exe is located in a subfolder of "C:\Program Files\Common Files". Known file sizes on Windows 10/8/7/XP are 711,112 bytes (8% of all occurrences), 1,734,680 bytes and 58 more variants. 
The program has no visible window. The file is not a Windows system file. The file has a digital signature. The file is a Verisign signed file. ToolbarUpdater.exe is able to monitor applications. Therefore the technical security rating is 23% dangerous; however you should also read the user reviews.

Uninstalling this variant: If you still experience problems with ToolbarUpdater.exe, you can do the following:
  1) safely remove the program using the uninstall program of AVG Technologies or AVG Technologies CZ, s.r.o. (Control Panel ⇒ Uninstall a Program)
  2) ask for help from Support.

Recommended: Identify ToolbarUpdater.exe related errors

Important: Some malware camouflages itself as ToolbarUpdater.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example WS.Reputation.1 or Trojan.Gen (detected by Symantec), and Mal/Generic-S (detected by Sophos). Therefore, you should check the ToolbarUpdater.exe 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

From a antivirus solfware
  Tran Kim Tinh  
AVG's Toolbar for the web browser - an optional component of the free AVG Virus Scanner
  Shoddy   (further information)
not sure, been ridding of toolbar installs by carefully denying every one on freeware like any freeware has, and even spybot tried to install the yahoo toolbar. Deny deny deny, and this pops up in Security task manager
  Cooper Lee  
It is for AVG anti-virus. C:\Program Files (x86)\Common Files\AVG Secure Search\vToolbarUpdater\18.1.7
Logs safe/unsafe zones and updates database

Summary: Average user rating of ToolbarUpdater.exe: based on 5 votes with 5 user comments. 2 users think ToolbarUpdater.exe is essential for Windows or an installed application. One user thinks 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 ToolbarUpdater issues

A clean and tidy computer is the key requirement for avoiding problems with ToolbarUpdater. 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 ToolbarUpdater.exe 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

ToolbarUpdater.exe [all]