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What does the Ati2evxx.exe file do?

The Ati2evxx.exe process is also known as ATI External Event Utility EXE Module or, as the case may be, Ati HotKey Poller and is a part of ATI External Event Utility for Windows or, as the case may be, Ati HotKey Poller. This software is produced by ATI Technologies (www.ati.com). An obsolete or defective version of Ati2evxx.exe can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about Ati2evxx.exe ATI External Event Utility EXE Module

Ati2evxx.exe is not part of Windows, but it is important nonetheless. Ati2evxx.exe is found in the C:\Windows\System32 directory. Frequently occurring are file sizes such as 602,112 bytes (13% of all these files), 405,504 bytes as well as 75 other variants.
This Ati2evxx.exe process does not have a visible window, and does not appear on the taskbar. This file is no part of Microsoft Windows. The file has been digitally signed by Microsoft itself to guarantee its authenticity. Ati2evxx.exe is capable of monitor other applications as well as make itself undetectable by other programs. For this reason, 30% 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 Ati2evxx.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 Ati2evxx?

it is for ATI Grafik Card user (further information...)
DoNe
ATI driver (envent agent) (further information...)
leonardox
After doing a "save nothing" update from Vista to Windows 8 Pro, and installing the ATI CCC, Task Manager showed ati2evxx.exe using 85-99% of CPU. I disabled ati2evxx.exe and all ran as I expected, including the exclusive use of an external (2nd) monitor. (further information...)
Toyman

Summary: 110 users judge Ati2evxx.exe to be an essential file that should not be touched. 15 users consider it harmless. However, 19 users consider this to be a suspicious process and would like to get rid of it. For this reason, 30 users have already deleted Ati2evxx.exe. source: file.net

How to uninstall ATI External Event Utility for Windows or Ati HotKey Poller

Ati2evxx.exe  ATI External Event Utility EXE Module fix

To remove ATI External Event Utility EXE Module from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for ATI External Event Utility for Windows or Ati HotKey Poller in the list of available programs.
  5. Click Uninstall.

How to tell if Ati2evxx.exe (ATI External Event Utility EXE Module) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of ATI External Event Utility EXE Module. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for ATI External Event Utility EXE Module or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or Ati2evxx.exe is causing problems for you, a good Registry Cleaner may very well 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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