What does the ApplicationUpdater.exe file do?
The ApplicationUpdater.exe process is also known as Application Updater and is a part of Application Updater Service or, as the case may be, IObit Apps Toolbar. This software is produced by Spigot (www.spigot.com) or, as the case may be, CloudSoftware. An outdated or faulty version of ApplicationUpdater.exe can cause problems for your computer, ranging from slowness to error messages like these:
- Application Updater has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- Application Updater has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- ApplicationUpdater.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module ApplicationUpdater.exe. Read of address 00000000.
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What you should know about ApplicationUpdater.exe Application Updater
ApplicationUpdater.exe is not part of Windows, but it is important nonetheless. ApplicationUpdater.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 807,800 bytes (29% of all these files), 805,752 bytes as well as 19 other variants.
It is the service "Application Updater".
The program executes in the background, and can only be terminated using Windows Task Manager. The ApplicationUpdater file is not part of the Windows operating system. ApplicationUpdater.exe has a digital signature. This confirms that the producer has been registered with a certificate authority. The file possesses a digital signature from Verisign.com, which should confirm its trustworthiness. You can find the file or its related application in Control Panel under Programs. You can then rerun the setup or uninstall the program.
ApplicationUpdater.exe is capable of track other applications.
For this reason, 22% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves ApplicationUpdater.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about ApplicationUpdater?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall Application Updater Service or IObit Apps Toolbar
To remove Application Updater from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Application Updater Service or IObit Apps Toolbar in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if ApplicationUpdater.exe (Application Updater) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of Application Updater. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: Application Updater or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or ApplicationUpdater.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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