PwmTower.exe File Information, Error and How to Fix it?

What is PwmTower.exe? It’s a component of Trend Micro Password Manager, which is a product of Trend Micro.  People who do online shopping use smartphones and tablets and Mac and Windows PCs. Trend Micro Password Manager helps them by syncing their passwords and data across their macOS, Windows, Android, and iOS, devices. This application works in the same way on all the above platforms. PwmTower.exe isn’t an essential Windows file and appears when the password manager is installed. It listens for and sends data packets to a local area computer network and online.


PwmTower.exe resides in a sub-folder under “C:\Program Files.” The most common location of this file is under:

  • C:\Program Files\Trend Micro\PasswordManager\tower\
  • C:\Program Files\Trend Micro\TMIDS\tower\

Just for your information that PwmTower.exe is not an essential part of the Windows operating system. For more information about Trend Micro, kindly visit the official website.

File Size

The average file size in the different versions of windows is 13.17 Mb.. Some users have reported sizes of approx 9.3 Mb.

Is PwmTower.exe Safe for a PC?

It isn’t malicious and usually is harmless for a PC. Nevertheless, it can record keyboard and mouse clicks and monitor and influence different programs. PwmTower.exe is digitally signed by Verisign, which is a subsidiary of Symantec. The digital signature confirms that the file is authentic and nothing to worry about.

However, users who see this file on their hard drive or the Task Manager should ensure that it isn’t a malicious duplicate. They can check the Verisign digital signature at the file location and in the task manager.

Users have reported occasional error messages associated with PwmTower.exe. Several other users have reported that PwmTower.exe is taking up excessive CPU or memory. These might be symptoms of an infected file.

An outdated driver can also be the reason for the problem, particularly when the .exe is using excessive CPU or memory.

There are also malware programs that pretend as a valid PwmTower.exe for tricking users into letting the file stay in their system. This is most likely when the case when this .exe is present in C:\Windows or C:\Windows\System32. Users who see that the file is in any of the above locations must check the PwmTower.exe process on their PC.

To know if the file is infected users must check their system. For this, a good anti-malware software or Adware removal tool should be used. When they scan their PC or that specific file the software should ascertain whether it’s harmless or concealing malware. Excellent and reliable software for verifying the security of the computer is “Security Task Manager.” To know whether an outdated driver is the cause of the problem users should try “Driver Double” using device manager.

Prevention is always better than cure. Keeping this in mind, users should update the database of their security software regularly. Then, they can detect the threats and know whenever a threat enters their system.

How to Fix Error Code?

Are you annoyed with the below error message on your Windows 10 that says:

PwmTower.exe – Application Error The exception Breakpoint A breakpoint has been reached. (0x80000003) occurred at the location 0x0000000000391EF. 

If yes, then a simple solution to fix this error is to reinstall the Trend Micro Password Manager. This should fix the problem.

How to Remove PwmTower.exe Safely

Users might wish to remove PwmTower.exe from their system for reasons other than virus infection.  Or, they may not need Trend Micro Password Manager anymore. They can uninstall manually or by using an automatic uninstaller product or by using a manual uninstallation process.

  • Click on Start and type Uninstall a Program
  • Click on it
  • Locate Trend Micro and double click on it to Uninstall 

Let me know if you are facing any problems with PwmTower.exe or having anything to share.



Founder and Writer @ WinOSBite. Future plan is to make this platform open to community to resolve and discuss various issues, usage related to Operating System.

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