What is tp4serv.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 tp4serv.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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Tp4serv.exe file information

Windows Task Manager with tp4serv
Tp4serv.exe process in Windows Task Manager

The process known as PS/2 TrackPoint Daemon or IBM PS/2 TrackPoint Daemon belongs to software PS/2 TrackPoint Support or ThinkPad TrackPoint Driver or IBM PS/2 TrackPoint Support by Lenovo Group ( or IBM (

Description: Tp4serv.exe is not essential for the Windows OS and causes relatively few problems. Tp4serv.exe is located in a subfolder of "C:\Program Files"—common is C:\WINDOWS\system32\. The file size on Windows 10/8/7/XP is 92,960 bytes. 
The program has no visible window. The file is a Verisign signed file. It is a trustworthy file from Microsoft. Tp4serv.exe is digitally signed. Tp4serv.exe is not a Windows system file. The program starts upon Windows startup (see Registry key: MACHINE\Run). Tp4serv.exe is able to record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 6% dangerous; however you should also read the user reviews.

Uninstalling this variant: If there are any problems with tp4serv.exe, you can completely remove ThinkPad TrackPoint Driver (Control Panel ⇒ Uninstall a Program).

Recommended: Identify tp4serv.exe related errors

If tp4serv.exe is located in the C:\Windows\System32 folder, the security rating is 28% dangerous. The file size is 94,208 bytes (60% of all occurrences), 91,184 bytes or 87,552 bytes. It is not a Windows system file. The program is not visible. The program starts when Windows starts (see Registry key: MACHINE\Run). The tp4serv.exe file is a Microsoft signed file. Tp4serv.exe is able to record keyboard and mouse inputs and monitor applications.

External information from Paul Collins:
There are different files with the same name:

Important: Some malware camouflages itself as tp4serv.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the tp4serv.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

tp4serv.exe is a process from IBM and provides functionality for a pointer stick, a substitution for a mouse, on an IBM ThinkPad laptop computer.
Supports the "pointer stick" on Thinkpads in lieu of a mouse on an IBM ThinkPad laptop. Necessary for the "scroll" button to work

Summary: Average user rating of tp4serv.exe: based on 2 votes with 2 user comments. One user thinks tp4serv.exe is essential for Windows or an installed application. One user thinks it's probably harmless.

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Best practices for resolving tp4serv issues

A clean and tidy computer is the key requirement for avoiding problems with tp4serv. 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 tp4serv.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

tp4serv.exe [all]