The Microsoft Compatibility Telemetry is a critical Windows feature that can cause high CPU usage error if not being used properly. You might be wondering what this feature is and how it works on your system, let’s find out more!

Fixed: High Disk Usage

What is Microsoft Compatibility Telemetry? How Does it Work?

The Microsoft Compatibility Telemetry is a Windows feature that sends your system data to the Windows development team regularly. The main purpose of doing this is to recognize the Windows bugs in your system and performance so that the team can fix it.

Some users think that the telemetry feature is for extracting personal information and tracking your movement on the system and online portal, but Microsoft has clearly stated that they only collect data to speed up your system performance and not to track your movements. Therefore, it is important to understand Microsoft Compatibility Telemetry properly.

Types of Data Microsoft Compatibility Telemetry Collects

Microsoft collects only minimal data that is needed for enhanced user experience and research and development. Here is the list of things that Microsoft records about-

  • Telemetry send texts from your keyboard
  • Everything you say to Cortana, the Windows Live Assistance, telemetry transcribes those texts and send them to the developer’s team
  • It scripts a list of multimedia files in your computer to the developer’s team
  • When you use the Webcam for the first time, this tool sends data of size 35 MB to the Microsoft developer team
  • The telemetry tool also collects details about your device drivers.

Telemetry sends the data to the MS developer team and it stores all the data on your computer. And during the process, it can cause a high disk usage issue.

Types of Data Microsoft Compatibility Telemetry Does Not Collect

The Microsoft telemetry tool collects does not collect the data information of-

  • The geographical location of your device
  • Your search history on Bing
  • Wallpapers on your Windows 10 desktop

Why Does Windows 10 Come with Microsoft Compatibility Telemetry?

There are some reasons why Microsoft has decided to introduce the tool in Windows 10. Some of which are mentioned below-

  • Microsoft Compatibility Telemetry collects and sends data to Microsoft so as to improve your system security
  • Microsoft Compatibility Telemetry also plays a part in improving your system performance and saves you device from virus attacks
  • It upgrades your Windows OS as per your preference

Microsoft Compatibility Telemetry is an indeed a helpful feature but it can be turned off anytime.

Simple Ways to Fix High Disk Usage Caused by Microsoft Compatibility Telemetry

Security and excessive storage space usage might be a concern for a lot of people. So here are a few simple steps to stop it-

Use CMD to Disable Telemetry

In Windows 10, you can use the Command prompt option to disable Microsoft telemetry. Here are the steps-

  1. Press the Windows logo key and R together(windows+R)
  2. The Run box will open up
  3. Type cmd in the blank space
  4. Press CTRL + SHIFT + ENTER together
  5. Copy and paste the following command in the window:

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

Delete ‘CompatTellRunner.exe’

If the upper-mentioned method does not help, you can try this other method.

  1. Login with the admin rights or sign in from a user account on your system
  2. Then open the Run box by pressing Win+ R together
  3. In the blank space, type ‘CompatTellRunner.exe’ and click OK or press Enter
  4. Right-click on CompatTellRunner.exe and open its properties
  5. In the Properties box, click on the Security tab and click Advanced settings from the bottom
  6. Find the Owner tab from the top of the new window that appears
  7. Click on Edit
  8. Click on Administrators, click Apply
  9. Then click on OK to save changes
  10. Close the properties window and click OK
  11. Right-click on Capattelrunner.exe in the System32 folder
  12. Go to its properties and open Advanced tab
  13. Select your Administrator account
  14. Click on Allow next to Full Control
  15. This will grant all your permissions related to the file that will help you delete the file
  16. Go back to System32 folder, delete CompatTelRunner.exe
  17. This process will turn off telemetry
  18. Then Empty the Recycle Bin by right-clicking on the recycle bin icon

If this method does not work, let’s try the next procedure given below.

Disable Compatteltunner.exe On Task Manager

If you disable Compatteltunner.exe from your task manager, it won’t wreck your privacy or disk space. Below are the steps that will help you disable the Windows feature manually.

  1. Hold the Windows Key and R together and open your Run box
  2. Type taskschd.msc in the empty field and click OK or hit Enter
  3. A new window will appear where you will have to locate Task Scheduler Library
  4. Click and expand the view and you will find the Microsoft folder.
  5. A Windows folder will be visible to you after that and you will have to expand it as well
  6. Click on Application Experience folder and when the next window opens up, you will find some tasks
  7. Right-click on Microsoft Compatibility Appraiser and disable it to turn off Telemetry
  8. After you are done, restart your computer.
Fixed: Microsoft Compatibility Telemetry High Disk Usage

Microsoft Compatibility Telemetry works on its own but if you think its troubling a lot lately, you can just turn it off following these steps.

FAQs

  • How do I stop Microsoft compatibility telemetry? You can use the Command prompt option to disable Microsoft telemetry using the following steps-
  1. Press the Windows logo key and R together
  2. The Run box will open up
  3. Type cmd in the blank space
  4. And press CTRL + SHIFT + ENTER together
  5. After then, copy and paste the following command in the window:
  • Is it safe to disable Microsoft compatibility telemetry? Yes, it’s completely safe to disable Microsoft Compatibility Telemetry.
  • What is Microsoft compatibility telemetry high CPU? Microsoft Compatibility Telemetry takes high CPU usage because it requires to transfer a lot of data on a regular basis to the Windows Development Team. If you’re bothered by it affecting your system performance, you can easily disable it anytime you want. 
  • Why is my disk at 100%? The latest versions of Windows have a problem with the drives being overworked, which slows down the operating system. This issue affects both hard disk drives (HDDs) and solid-state drives (SSDs).
  • Does Windows 10 Ltsb have telemetry? Yes, Windows 10 Ltsb has telemetry.
  • Why does Google Chrome take up so much CPU? The most common causes for high CPU usage in your Google Chrome browser are:-
  1. Too many apps running at the same time. Like browser extensions, which are small software packages that add functionality to your browser.
  2. Too many browser tabs open at the same time. The accumulated usage can drain your CPU (the brain of your computer), or your RAM (computer memory). It will also significantly shorten battery life.
  3. If you’re streaming HD videos (YouTube, Periscope, etc.) that will generally take up a lot of relative CPU and GPU power unless you have a high-end machine.
  4. Browsing pages with lots of animations.
  5. Browsing pages with lots of ads.
  6. Browsing pages with auto-playing videos. 
  • How do I lower my CPU usage? In Windows, you can use the Task Manager to see the currently running processes. To open the Task Manager, press Control+Alt+Delete and click the “Task Manager” option. This will open the Windows Task Manager.

In the Windows Task Manager window, click the Processes tab to view all running processes. Then click the “CPU” header to sort the processes by CPU usage. You can monitor the CPU usage for a few seconds to see what programs are consistently using the most CPU. If an errant process is using a large amount of CPU power, you can click the End Process button to kill the process. This will free up whatever percentage of CPU power the process was using.

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