What is ChkMail.exe?

The genuine ChkMail.exe file is a software component of ASUS ChkMail by ASUS.
The 'ChkMail.exe' file activates the ASUS ChkMail application on ACER notebooks, which are shipped with this software. It notifies the user of any new email and it shares a system tray icon with 'HotkeyApp.exe.' ASUS is a worldwide leading developer of electronics and hardware technology, which is mostly integrated into many notebooks and PCs that are on the market.

chkmail stands for check mail

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 ChkMail.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 ChkMail.exe related errors

ChkMail.exe file information

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

The process known as ChkMail or ChkMail MFC Application belongs to software asus ChkMail or Generic ChkMail or ChkMail Application by asus ( or Acer (

Description: ChkMail.exe is not essential for the Windows OS and causes relatively few problems. The file ChkMail.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 32,768 bytes (84% of all occurrences), 45,056 bytes, 40,960 bytes, 49,152 bytes or 741,376 bytes. 
The software starts upon Windows startup (see Registry key: MACHINE\User Shell Folders, MACHINE\Run, User Shell Folders, Run). ChkMail.exe is not a Windows core file. The program has no visible window. Therefore the technical security rating is 46% dangerous, however you should also read the user reviews.

Uninstalling this variant: If problems with ChkMail.exe come up, you can completely remove Asus ChkMail or Generic ChkMail (Control Panel ⇒ Uninstall a Program).

Recommended: Identify ChkMail.exe related errors

If ChkMail.exe is located in a subfolder of C:\, the security rating is 64% dangerous. The file size is 6,656 bytes. There is no description of the program. The program is not visible. The program starts when Windows starts (see Registry key: MACHINE\User Shell Folders, MACHINE\Run, User Shell Folders, Run). The ChkMail.exe file is not a Windows system file.

Important: Some malware camouflages itself as ChkMail.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the ChkMail.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

Mail-checking program shipped with Acer notebooks. Makes a light go on when you have new mail. Integrated with HotkeyApp.exe; they share a system tray icon.

Summary: Average user rating of ChkMail.exe: based on 2 votes with 1 user comment. One user thinks ChkMail.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving ChkMail issues

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

ChkMail.exe [all]