How to Fix Microsoft Compatibility Telemetry High Disk in Windows

“My computer runs so slow. When I check running processes in Task Manager, Microsoft Compatibility Telemetry takes almost 70% disk usage. What is Microsoft Compatibility Telemetry? How do I turn it off?”

It is really annoying to experience slow performance in a Windows laptop, which could happen due to various reasons, including SuperFetch, Wasappx, and Microsoft Compatibility Telemetry. Don’t worry. Where there is a problem, there are solutions. In this article, we are going to talk about how to fix Microsoft Compatibility Telemetry high disk or high CPU usage problem.

What Is Microsoft Compatibility Telemetry?

Unlike other causes of Windows high disk usage, Microsoft Compatibility Telemetry is a default service in Windows 10 responsible for data collection which will be sent to the Windows development team. This service is meaningful to boost Windows’ performance and fix existing bugs.

However, a lot of users have reported it as the cause of high CPU or disk usage which usually leads to slow performance of their computers. In addition, Microsoft Compatibility Telemetry collects users’ data through CompatTelRunner.exe which scans computer files and check their compatibility with Windows 10. Many people regard it as a threat of privacy leakage.

Pro tips: You’re suggested take measures immediately when you’re aware of the problem. Otherwise, you may lose important data when the computer cannot boot normally. In case it happens, please use Jihosoft File Recovery to get back your data.

Now that we have learnt about the pros and cons of Microsoft Compatibility Telemetry, you may decide whether to proceed to disable the service and fix the high disk or CPU issue caused by it.

Method 1. Disable Microsoft Compatibility Telemetry in Task Schedule

Microsoft Compatibility Telemetry is automatically set up as a scheduled task so that it can run itself along with the operating system. Accordingly, we can disable Microsoft Compatibility Telemetry in Task Schedule:

• Step 1. Press Windows + R hotkey on your keyboard.
• Step 2. Type taskschd.msc in the box and hit Enter.
• Step 3. On Task Schedule, navigate to Task Scheduler Library > Microsoft > Windows > Application Experience.
• Step 4. Locate Microsoft Compatibility Appraiser on the right pane, right-click on it and choose Disable.
  

Reboot your Windows 10 computer and see if the high disk usage problem still exists.

Method 2. Fix Microsoft Compatibility Telemetry High Disk with Registry Editor

Registry Editor is a basic utility in Windows 10. You can fix a lot of common errors with it.

• Step 1. Press Windows + R hotkey at the same time.
• Step 2. Type regedit in the box and hit Enter.
• Step 3. On Registry Editor, navigate to HKEY_LOCAL_MACHINE > SOFTWARE > Policies > Microsoft > Windows > DataCollection.
  
• Step 4. Right-click on DataCollection and choose New > DWORD (32-bit) Value.
• Step 5. Rename the new value as Allow Telemetry, then double-click on it.
• Step 6. Set Value data as 0 (zero) and click OK.

Here is a useful trick: sometimes you will need free registry cleaners to solve software errors in Windows 10.

Method 3. Disable Microsoft Compatibility Telemetry with Group Policy Editor

We have made a tutorial to stop Windows 10 automatic update with Group Policy Editor. This system utility can also help us disable Microsoft Compatibility Telemetry.

• Step 1. Press Windows + R hotkey on your keyboard.
• Step 2. Type gpedit.msc and hit Enter.
• Step 3. Go to Computer Configuration > Administrative Templates > Windows Components > Data Collection and Preview Builds.
• Step 4. Double-click on Allow Telemetry on the right pane.
• Step 5. Select Disabled and click Apply > OK.
  

Method 4. Disable Microsoft Compatibility Telemetry Using CMD

If everything goes well, any of the above methods could fix Microsoft Compatibility Telemetry high disk or high CPU issue. Nevertheless, we decide to add the CMD option here, too.

• Step 1. Press Windows + R hotkey on your keyboard.
• Step 2. Type CMD in the box, then press Ctrl + Shift + Enter and click Yes to run it as administrator.
• Step 3. Copy and paste the four lines of commands below and hit Enter after each 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

Conclusion

Fundamentally, if you see Microsoft Compatibility Telemetry ranking high in the usage of CPU, Memory or Disk, the solution is to turn off the service. We have included a total of 4 methods to disable Microsoft Compatibility Telemetry so that you can choose the one that comfortable for you. You may also want to know why Chrome is so slow. In case you encounter any problems, please tell us in the comment.