What is PCHButton.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 PCHButton.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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PCHButton.exe file information

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

The process known as PCHButton belongs to software Motive System or Help and Support Additions or HP Pavilion PC Help or HP Instant Support or Compaq Instant Support or Presario PC Help or My HP Pavilion PC by Motive Communications (

Description: PCHButton.exe is not essential for the Windows OS and causes relatively few problems. PCHButton.exe is located in a subfolder of "C:\Program Files"—typically C:\Program Files\HPINST~1\plugin\bin\. Known file sizes on Windows 10/8/7/XP are 159,744 bytes (71% of all occurrences) or 155,648 bytes. 
There is no description of the program. PCHButton.exe is not a Windows core file. The program starts upon Windows startup (see Registry key: Run). The program is not visible. The process uses ports to connect to or from a LAN or the Internet. Therefore the technical security rating is 59% dangerous, however you should also read the user reviews.

Uninstalling this variant: In case of any problems with PCHButton.exe, you can safely remove the program using the uninstall program of Help and Support Additions or HP Pavilion PC Help (Control Panel ⇒ Uninstall a Program).

Recommended: Identify PCHButton.exe related errors

External information from Paul Collins:

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

This file hogs CPU resources like no tomorrow!
Il s'agit de l'aide windows avec les logos et marques HP lors d'un achat d'un nouvel ordinateur HP PAVILLION

Summary: Average user rating of PCHButton.exe: based on 1 vote with 2 user comments. One user thinks PCHButton.exe is essential for Windows or an installed application. One user is not sure about it.

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Best practices for resolving PCHButton issues

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

PCHButton.exe [all]