What is taskswitch.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 taskswitch.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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Taskswitch.exe file information

Windows Task Manager with taskswitch
Taskswitch.exe process in Windows Task Manager

The process known as Alt-Tab Task Switcher Powertoy for Windows XP or Powertoys For Windows XP or Microsoft Windows (version 2000 Test Signature) belongs to software Alt-Tab Task Switcher or Alt-Tab Task Switcher Powertoy for Windows or Powertoys For Windows XP or Alt-Tab Task Switcher Powertoy for by Lou Amadio (

Description: Taskswitch.exe is not essential for the Windows OS and causes relatively few problems. Taskswitch.exe is located in the C:\Windows\System32 folder or sometimes in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 45,632 bytes (97% of all occurrences) or 35,840 bytes. 
It is a file with no information about its developer. It is not a Windows system file. The program is not visible. The taskswitch.exe file is digitally signed. The application starts upon Windows startup (see Registry key: MACHINE\Run). You can uninstall this program in the Control Panel. Taskswitch.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 56% dangerous, however you should also read the user reviews.

Uninstalling this variant: You can do the following:
  1) uninstall the associated program (Start > Control Panel > Uninstall a Program > ALT TAB replacement Powertoy for Windows XP or Alt-Tab Task Switcher)
  2) go to the support area of the Microsoft website
  3) look for a new, improved version.

Recommended: Identify taskswitch.exe related errors

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

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

Alt + Tab replacement with high quality preview image and an option to move in this menu with cursor keys. This app is made by Microsoft! download here now:
  Quailstorm   (further information)
Alt + Tab replacement. Go on, do it!
I have taskswitch installed and it's horrible! when I use alt-tab, the tabs don't always change, gets stuck, whatever. I'm getting rid of it now!
Very handy ALT + TAB replacement! One of the MS powertoys
Powertoys graphical application for Alt + Tab
Zonelabs Smartdefense Advisor says is potentially malicious. It may be attempting to monitor your system to observe what events are occurring to retrieve information about you or your system. Suggest allow to connect but continue monitoring.
Microsoft Powertoy used to show screen shots for ALT-TAB
  Chronicnom   (further information)
ALT TAB replacement Powertoy for Windows XP - enhances the graphics displayed when you want to switch between programs running full-screen.
  Dan the Man   (further information)
More comments can be found here:
    (further information)

Rating chart

Summary: Average user rating of taskswitch.exe: based on 24 votes with 9 reviews. 20 users think taskswitch.exe is essential for Windows or an installed application. 2 users think it's probably harmless. 2 users think it's neither essential nor dangerous. 3 users don't grade taskswitch.exe ("not sure about it").

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Best practices for resolving taskswitch issues

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

taskswitch.exe [all]