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What does the a2guard.exe file do?

The a2guard.exe process is also known as Emsisoft Real-Time Protection or, as the case may be, Background Guard and is a part of Emsisoft Anti-Malware. This software is produced by Emsisoft GmbH. An obsolete or defective version of a2guard.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 a2guard.exe Emsisoft Real-Time Protection

a2guard.exe is not part of Windows, but it is important nonetheless. The file a2guard.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 4,997,872 bytes (40% of all these files), 4,873,248 bytes, 4,330,432 bytes or, as the case may be, 3,363,240 bytes.
The original file has a digital certificate (see its file properties). Windows starts the process each time that the computer boots up (Registry: MACHINE\Run). A2guard.exe is no part of Microsoft Windows. This process does not have a visible window, and does not appear on the taskbar. A2guard.exe is capable of interpret keystrokes as well as track other applications. For this reason, 43% 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 a2guard.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 a2guard?

"A Squared" Trojan, Virus detector
Sean Olver
well just got your scanner and it got a danger rate off 45, sp wanted to look it up. at least I tought, but non seems yo know.( now I do worry
resident shield of well-known austrian antivirus (further information...)

Summary: One user judges a2guard.exe to be an essential file that should not be touched. source: file.net

How to uninstall Emsisoft Anti-Malware

To remove Emsisoft Real-Time Protection from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate Emsisoft Anti-Malware in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
a2guard.exe Emsisoft Real-Time Protection fix

How to tell if a2guard.exe (Emsisoft Real-Time Protection) 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 Emsisoft Real-Time Protection. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Emsisoft Real-Time Protection 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 a2guard.exe is causing problems for you, a good Windows diagnostic tool 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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