DLTray.EXE | Application Error

Usually, whenever we find a .exe extension for any file, it refers to an executable file for sure. The file may harm your computer in some cases but not always. So, by coming content, you have to decide whether DLTray.EXE is some Trojan affecting your computer, which you should immediately remove or whether it is just a file belonging to OS. Maybe, it’s a trusted file, too, but it depends on the usage and application supporting it.

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File Information

DLTray stands for Device Lock Tray. It is a commonly known process belonging to some DeviceLock software application, which is developed by SmartLine. It’s just a DeviceLock Tray Notification for that software.


DLTray is not one of the major Windows files and can be problematic at times. Usually, DLTray.EXE is found in C:\Windows\System32 folder. File size for the same may vary as per OS you have, i.e., for XP/7/8/10 operating systems, the sizes are 102,4000, 98,304, or 390,728 bytes.

Most importantly, the program or the executable is not at all visible to users and is not a Windows core file too. No doubt, it is located in the Windows folder, yet it is still not a Windows core file. This is why its trust rating is approx 50% concerning harm or danger it may cause, but that’s not all; you should better ask user reviews to get a better idea.

PS: Some unnecessary installations and malware indicate themselves as DLTray.EXE to harm your system, but they are not. It will be best to check yourself the DLTray.EXE process on your system and look for it if it’s a threat or no. Better you can use any good security manager or anti-malware that for verification purposes. 

Here is how you can fix DLTray issues

If your computer is clean and tidy, then you can easily avoid problems with DLTray. For this, all you need to do is to run a scan for malware. Also, you can use cleanmgr or SFC/scannow commands to clean your hard drive and uninstall the programs that you no longer need. You should also check for Autostart programs (using MSConfig) and enabling Windows’ Automatic Update. 

Can you figure out what the last thing you did before the occurrence of the problem was? Or what did you install in the last? Try to recall and use the resmon command to identify the problematic processes. 

Reinstalling the windows is not a good idea even if you face serious issues, so it is a better idea to repair your installation. You can also choose to execute the DISM.exe /Online /Cleanup-image /Restorehealth command, but it only works for Windows 8 or later versions. Using this technique, you can repair the operating system without data loss. 

Security Task Manager displays all running Windows tasks and helps you to analyze the DLTray.EXE processes on your computer. The security task manager even displays embedded hidden processes such as Autostart entries.

To fix DLTray issues, you must detect and remove trojans, keyloggers, sleeping spyware, malware, adware, and trackers from your hard drive. Malwarebytes Anti- Malware is the best option for this.

If you no longer use DeviceLock, you can quickly get rid of DLTray.EXE. How? Simply if you uninstall the DeviceLock, dltray.exe will also be removed permanently. You can do this by pressing the Windows key + R simultaneously and type ‘appviz.cpl.’ You will find DeviceLock in the list of installed programs. Find and uninstall it.

So by using the techniques mentioned above, you can fix DLTray issues.

Is dltray.exe CPU intensive?

The good news is that this program is not CPU intensive. However, if too many processes will run on your computer, your PC’s performance will be affected.

We recommend using the Microsoft System Configuration Utility (MSConfig) or the Windows Task Manager to disable the processes that launch when you start and enhance the load on the system. 

You should find out which applications or processes overload the system by sending massive data on the internet or using the most memory. Windows Resource Monitor can help you in this regard. You have to use the following key combination to find it, Press Windows key + R and then type ‘resmon.’

A brief idea of how DLTray works

In short, we can say that dltray.exe is an executable file that appears in the hard drive of your computer. 

The question may arise in your mind like What’s present in this file, and can it be dangerous? So, this file contains some machine code, and when you install the DeviceLock software in your PC, this file automatically executes along with the commands in it. 

If you forget to perform periodic backups, then it can be harmful and problematic for your PC. We suggest you remember to set restore points so you will be able to avoid problems with DLTray. There are obvious chances that this process can be potential spyware, malware, or a trojan. The unique security risk ratings indicate this. 

If you are experiencing an actual problem, then keep in mind that you must have done some lousy experiment with your PC, but don’t worry, you will be able to fix that DLTray.exe issues. As we know the .exe extension indicates that it is an executable file, and such a file can harm your computer in one way or the other. And you can experience error messages like the following, related to DLTray.exe

dltray.exe is facing a problem, and you should close it. We are sorry for the inconvenience.

dltray.exe – Application Error. The instruction at “0xXXXXXXXX” referenced memory at “0xXXXXXXXX”. The memory could not be “read/written.” Click on OK to terminate the program.

DeviceLock® Tray Notification Utility has stopped working.

End Program – dltray.exe. This program is not responding right now; try again later.

dltray.exe is an invalid Win32 application.

dltray.exe – Application Error. The application has been failed to initialize or start properly (0xXXXXXXXX). Click OK to terminate or cancel the working of the application.

If any such error appears, use the techniques mentioned above to remove it and protect your PC.


Final words

 It is debatable whether DLTray is legitimate or malware, but we suggest you not waste your time and try to remove it as soon as possible. Whether it is a file, or a trojan that should be removed, or anything from a trusted source, you should avoid it. Otherwise, it can annoy you by giving a lot of Pop-up error messages. That’s why most of the users suggest to remove it. 

Moreover, it can also get access to your private data and expose your files. Most of the users choose to remove it. There are freeware tools available online that can help you to analyze your system and manually identify and remove it. Google the solutions for this file, and you can get a lot of guidance in just a click.

In some cases, you may find it challenging to remove DLTray.exe, so we recommend you to keep it until or unless it is not harming your privacy. Private data is something you must protect.

Large companies and financial platforms cannot afford to have similar problems because exposure of their data to someone else can result in cybersecurity attacks. So they must hire experienced and trusted computer professionals to avoid any confusion.  Share your experiences right now.