What is Tray900.exe?

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 Tray900.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.

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Tray900.exe file information

Windows Task Manager with Tray900
Tray900.exe process in Windows Task Manager

The process known as System Tray Application belongs to software TrayMin Application by Philips (

Description: Tray900.exe is not essential for the Windows OS and causes relatively few problems. The Tray900.exe file is located in the C:\Windows\System32\drivers folder or sometimes in a subfolder of C:\Windows. The file size on Windows 10/8/7/XP is 266,240 bytes. 
The program starts upon Windows startup (see Registry key: MACHINE\Run). Tray900.exe is not a Windows system file. The file is an unknown file in the Windows folder. The program is not visible. Tray900.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 55% dangerous.

Recommended: Identify Tray900.exe related errors

Important: Some malware disguises itself as Tray900.exe, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the Tray900.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.


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Best practices for resolving Tray900 issues

A clean and tidy computer is the key requirement for avoiding problems with Tray900. 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 Tray900.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

Tray900.exe [all]