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Disabling the Microsoft Compatibility Telemetry or CompatTelRunner.exe

Ian Lexner
Question asked by:

Morgana E.


My PC started working very slow and loud. Task manager shows "CompatTelRunner.exe" using a lot of CPU -- should I remove it?

Hi, my pc started running much slower and fans are working hard and loud... When I checked task manager -- it showed that process CompatTelRunner.exe is using a lot of my PC CPU. Can it be a virus? Thanks!

Solved issue

The CompatTelRunner.exe is a Windows process that is also know as Windows Compatibility Telemetry. It is typically located in the “C:’\\Windows\\System32” directory and is used to collect technical data about the user’s computer and sends it to Microsoft. The collected technical data is then used for Microsoft’s Windows Customer Experience Improvement Program.

The CEIP or Customer Experience Improvement Program is a feature in Windows Operating System that collects a computer’s system information in order for Microsoft to improve on their user’s experience in using Windows Operating System. Although it may sound intrusive, its actually not as the program does not collect any personal information, only your computer’s usage pattern.

Disabling the CompatTelRunner.exe

Although the CompatTelRunner.exe process is not malicious or harmful, it is known to use an extremely high CPU usage which leads to a slower performance of the computer. The CompatTelRunner.exe is also noticed to use high internet bandwidth which slows down the internet speeds of the user.

Due to the downsides of having the CompatTelRunner.exe running in the background, many users have looked for ways on how to disable the CompatTelRunner.exe process. Fortunately, there are several methods that you can do to disable the CompatTelRunner.exe.

Here’s our easy to follow guide on how you can disable the CompatTelRunner.exe process:

First Method – Disable CompatTelRunner.exe Through Task Scheduler

The Windows Task Scheduler is a built-in tool that comes in Windows that allows the user to schedule actions that will be executed when certain conditions are met. If you use the Task Scheduler to terminate the task that allows to launch the CompatTelRunner.exe, then the process will not start altogether.

  1. Hold down the “Windows” key and press the letter “R” to bring up the “Run” command line and type in “taskschd.msc” and press “Enter
Opening Task Scheduler
  1. In the Task Scheduler, go to the following folders: Task Scheduler Library > Microsoft > Windows > Application Experience
  2. Right click on the “Microsoft Compatibility Appraiser” and click “Disable
Disabling Microsoft Compatibility Appraiser
  1. Close the Window and restart your computer and confirm if the “Microsoft Compatibility Appraiser” has been disabled

Second Method – Remove It Using the Command Prompt

  1. Hold down the Windows” key and press the letter “R” and type in “cmd” in the run command window and press “Enter“. hold down the “ctrl+shift” key and press “enter” and press “Yes” to confirm
Opening Command Prompt

2. Copy and paste the following commands in the “Command Prompt” window and make sure to press enter every after line:

  • sc delete DiagTrack
  • sc delete dmwappushservice
  • echo “” > C:\\ProgramData\\Microsoft\\Diagnosis\\ETLLogs\\AutoLogger\\AutoLogger-Diagtrack-Listener.etl
  • reg add “HKLM\\SOFTWARE\\Policies\\Microsoft\\Windows\\DataCollection” /v AllowTelemetry /t REG_DWORD /d 0 /f
Entering Commands in CMD Prompt

Third Method – Uninstall Microsoft Compatibility Telemetry Using the Administrator Rights

Although deleting the CompatTellRunner.exe with admin rights is not advisable before trying the other methods, you can continue with this method if you find it easier to perform.

  1. Make sure you are logged into your computer with an Administrator Account
  1. Hold down the Windows” key and press the letter “R” and type in “C:\Windows\System32” in the run command window and press “Enter
Opening System32 Folder
  1. In the list of files in the System32 folder, look for “CompatTelRunner” and right click on it then click on “Properties
CompatTelRunner Properties
  1. In the CompatTelRunner properties, click on the “Security” tab and click “Advanced
CompatTelRunner Advanced Properties
  1. Under the “Permission” tab, select “Adminstrators” and then click “Edit” and check on “Full Control” and then click “OK
Giving Full Control for Administrator
  1. Go back to the System32 folder and delete the “Compattelrunner.exe” and empty the Recycle Bin.

Fourth Method – Edit the Local Group Policy

  1. Hold down the Windows” key and press the letter “R” and type in “gpedit.msc” in the run command window and press “Enter
Opening Group Policy through run command
  1. Go to the following folder locations: Computer Configuration > Administrative Templates > Windows Components > Data Collection and Preview Builds and double click on “Allow Telemetry
Opening Allow Telemetry
  1. In the next window, click “Disabled” > “Apply” and then “OK
Disabling Allow Telemetry

Fifth Method – Run a Full System Scan for Viruses & Malicious Code

Developers of malware and viruses have become very clever and creative in trying to infect a computer. Nowadays, viruses disguise themselves as legitimate files and/or applications carrying the same name as the real thing. Therefore, it is important to run a full system scan using a reliable anti-virus tool such as Restoro.

Restoro is an all-in-one anti-virus tool that not only detects and removes threats but it also automatically updates Windows files.

Restoro Features

Sixth Method – Run the Windows System File Checker

The Windows SFC or System File Checker is a tool from Windows that will scan all of the system files in the computer and replace any corrupted files.

  1. Hold down the Windows” key and press the letter “R” and type in “cmd” in the run command window and press “Ctrl + Shift + Enter
Opening Command Prompt in Run Command
  1. In the Command Prompt window, type in “sfc /scannow” and press “Enter“. Let the process computer until it finishes
Running SFC

Seventh Method – Updating Your Windows Operating System

Installing Windows updates are crucial for a computer to operate smoothly. These updates are important for the machine as it provides security patches against new threats that can harm the system and also update corrupted files.

  1. Hold down the “Windows” key and press the letter “I” and click on “Update & Security” in the Windows Settings Window
Windows Update and Security
  1. Click “Check for Updates” and let Windows download the new updates. Please note that you may be required to restart your machine to complete the Windows update
Check for Updates

Eighth Option – Performing a Disk Cleanup to Remove Microsoft Compatibility Telemetry

The first thing to do in optimizing your computer is to get rid of temporary files such as offline web-page data, unused files and application installers, etc. By letting these files sit in the machine, they will accumulate over time and just pile up and reduce the available space in your hard drive. Follow these steps on how you can perform a Disk Cleanup.

  1. Click on the Windows button located on the bottom left corner of the desktop and type in “Disk Cleanup”. In the Disk Cleanup Drive Select window, select the drive that you want to perform the Disk Cleanup
Selecting the Drive for Disk Cleanup
  1. Select all categories of files that you wish to remove and click “OK” and wait for the Disk Cleanup to complete
Selecting Locations for Disk Cleanup

Last Word

To make sure that your system is always updated and safe, we strongly encourage using a tool that will perform important updates automatically. Using a tool such as Restoro, you no longer have to schedule or remember updating your machine as it will automatically do it for you.

With Restoro, your machine will not only be safe from online threats but it will also be running optimally.

About the author
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Ian Lexner - PC & Mac repair expert
Ian is the editor on He has been involved with PCs since he was a teenager. He has experience in software development, computer hardware, virus removals & other security stuff. Currently, his main job and hobby, at the same time, is to help others to deal with various computer-related issues. Whether it's viruses, spyware, all sorts of errors and "bugs" -- Ian and are here to help.


RESTORO — is a patented PC & MAC repair tool & the only program of its kind. Not only it’s a registry fix, PC optimizer, or an anti-virus/malware remover – The RESTORO technology reverses the damage done to Windows or Mac, eliminating the need for time-consuming reinstallations & costly technician bills.
It is available for FREE. Although, for some more advanced features & 100% effective fixes you may need to purchase a full license.

If your CompatTelRunner.exe issue is still not removed  — don’t hesitate and contact us via email, or a Facebook messenger (the blue ‘bubble’ on the bottom-right of your screen).

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