CompatTelRunner.exe is presently essentially the most talked about extension world wide amongst Home windows customers. It’s because many Home windows customers have reported that they’re seeing an unknown extension named Compattelrunner.exe operating inside their job supervisor. Furthermore, it’s attention-grabbing to notice that this extension is utilizing much more Disk and CPU than Google Chrome which is understood to make use of essentially the most quantity of CPU and Reminiscence. Now, we should always let you already know that this isn’t a malware or Trojan that lots of the Home windows customers imagine it to be. Somewhat, it’s an extension that has been bundled by Microsoft within Home windows.
What’s CompatTelRunner.exe?
CompatTelRunner.exe is a Home windows extension that was launched in Home windows by Microsoft itself. This extension helps the customers in an effort to improve to the most recent model of Home windows or Service Pack Upgrades as properly. It additionally checks for points in Home windows associated to compatibility and, if current, generates a report and sends it to Microsoft.
Now, lots of the Home windows customers who wish to go for privateness as a substitute of the most recent options are identified to have disabled the CompatTelRunner.exe extension. Nevertheless, we should always inform you that disabling this extension just isn’t as straight-forward as is the case with different extensions. It’s because Microsoft has bundled this extension so it comes signed by TrustedInstaller. Subsequently, you do not need the appropriate to switch this extension even if you’re an admin and you’re going to get an Entry Denied error message.
Nevertheless, CompattelRunner.exe excessive disk utilization is a identified problem and now we have some options to disable or uninstall it. Now we have made a listing of all of the attainable methods with which you’ll be able to repair CompatTelRunner.exe disk utilization drawback under in Home windows 10 and Home windows 7.
1. Disable CompatTelRunner.exe from Job Scheduler
The primary and essentially the most fundamental option to cease compattelrunner.exe from excessive disk utilization is to disable it from the Job Scheduler. For this –
- Open the Run supervisor in Home windows by urgent Home windows Key + R. Contained in the Run menu, sort taskschd.msc and hit Enter.
- Now, you will note that the Job Scheduler has been opened. Within the Job Scheduler, you will note a Job Scheduler Library on the left facet which it’s good to develop. After growth, go to Microsoft after which click on on Home windows and at last click on on Utility Expertise.
- Now, you will note a listing of Functions subsequent to this window. Right here, you will note one utility named Microsoft Compatibility Appraiser. Proper-click on it and select the Disable choice from the checklist.

When you disable the Microsoft Compatibility Appraiser or Compattelrunner.exe file, you’ll not get a excessive disk utilization drawback in your Home windows PC once more. Nevertheless, this can be a short-term answer and this may not be just right for you. Subsequently, now we have additionally added an answer under the place you may immediately delete it as a substitute of disabling it. So, if the above answer doesn’t work then you may attempt the one talked about under.
2. Switch Possession of CompatTelRunner.exe after which Delete it
That is the second and presumably one of the best methodology for eradicating compattelrunner.exe excessive disk utilization error out of your PC. On this methodology, now we have to delete the CompatTelRunner.exe utility totally from our PCs.
Nevertheless, now we have already talked about that this extension has been bundled by Microsoft itself. Which means you can not delete the extension immediately as it’s owned by TrustedInstaller. Subsequently, you must switch the possession to the PC’s administrator, initially. Just be sure you are logged in as an Administrator because it performs crucial half on this methodology. Upon getting checked that, proceed with the tactic.
- Press the Home windows Key in your keyboard to open the Home windows Begin menu.
- Sort compattelrunner.exe and you must see a program named CompattelRunner.exe on the prime of the checklist beneath the Packages part. Proper-Click on on CompatTelRunner and click on on Open File Location.
- When you click on on Open File Location, you will note a brand new window opening the place the CompatTelRunner program has been put in. This might be contained in the System32 folder of your Home windows set up.
- Now, right-click on CompatTelRunner right here as properly and click on on Properties to go to its Properties tab. Within the Properties of CompatTelRunner, go to the Safety tab. Right here, you’ll discover that every one the opposite customers have Learn and Execute entry solely whereas TrustedInstaller has entry to each permission.

This must be modified as we need to delete the appliance from our PC which may solely be finished by TrustedInstaller proper now. Subsequently, we’ll now switch the possession of CompatTelRunner from TrustedInstaller to Administrator.
- For this, click on on the Superior button contained in the Safety tab. Within the Superior choices window, you will note that the present proprietor is TrustedInstaller.
- Click on on the Change button beside the proprietor identify and kind Directors.
- Click on on OK and the Administrator will now turn out to be the proprietor of CompatTelRunner. After this, click on on Apply and you’ve got efficiently modified the possession of this utility.
- Now that the possession has been modified, the remaining course of may be very easy. It’s important to shut the superior tab of Safety and you will note the Properties window of our utility. Within the Safety tab, it’s good to change the Permissions of Directors to whom we simply transferred the possession.
- Click on on Superior as soon as once more and click on on Change Permissions button under which gives you administrator entry. Now, double-click on Directors choice from the checklist and provides them Full management and press OK.
Now, now we have modified the possession of CompatTelRunner fully from TrustedInstaller to Administrator. Subsequently, simply right-click on the compattelrunner.exe utility from the System32 folder and delete it. Though that is one of the best known-to-be-working methodology out there to us, even that is identified to not work on some customers as per reviews. Subsequently, the ultimate choice is to thoroughly uninstall the KB2952664 replace which is the basis explanation for the set up of CompatTelRunner utility on our PCs. However, the issue is that Home windows will mechanically set up this replace as soon as once more so that is only a short-term answer.
3. Uninstall KB2952664 Replace from Home windows 7
You probably have determined that nothing else works for you and also you simply need to uninstall the KB2952664 replace, you may observe this methodology talked about under to uninstall this replace. Furthermore, it’s attention-grabbing to notice that this replace is a compatibility replace for Home windows 7. This was launched by Microsoft to ensure that your Home windows 7 PC runs on the most recent model.
- Open the Command Immediate window by clicking on the Home windows key + R button and kind cmd. Earlier than opening Command Immediate, right-click on it and choose Run as Administrator choice.
- Now, open Command Immediate as Administrator and kind the next command to uninstall the KB2952664 Home windows replace.
dism /on-line /get-packages | findstr KB2952664

- Press Enter after typing the command and this gives you a listing of the replace’s model which is put in in your PC. When you see the checklist of the model which is put in in your PC, sort the next command.
dism /on-line /remove-packages /PackageName:Package_for_KB2952664~31bf3856ad364e35~amd64~~6.1.1.3

- Lastly, confirm that the replace has been uninstalled totally out of your laptop by typing the next command in the identical Command Immediate Window.
Get-HotFix –id KB2952664
Funnily sufficient, you may make sure that every part is uninstalled correctly in case you get an error. On coming into the above command in Command Immediate, you must get an error saying “can’t discover HotFix” which implies that it has been uninstalled efficiently.
Now, as we talked about earlier, this isn’t a everlasting answer because the compattelrunner.exe might be put in as soon as once more as quickly as Home windows is up to date. However, if you’re dealing with extreme compattelrunner.exe disk utilization issues than that is extremely beneficial in the intervening time.
Additionally, it’s fairly attainable that you’re not operating KB2952664 replace of Home windows 7 however you might be nonetheless dealing with the compattelrunner.exe excessive disk utilization drawback. Subsequently, you can even uninstall the variations KB2977759 or KB2976978 replace of Home windows 7 that are reported to have this problem as properly. To uninstall these variations, you simply want to interchange your model quantity with the above-mentioned KB2952664 within the Command Immediate.
Conclusion
Compattelrunner.exe just isn’t a Trojan or a Malware as now we have already talked about within the article above. Nevertheless, it’s a identified problem that this extension generally takes as much as 70% of disk and CPU utilization which is a serious concern. Additionally, there is a matter of privateness because the extension tracks whether or not there is a matter on Home windows or not. Thus, if you’re somebody who has compattelrunner.exe excessive disk utilization drawback or you might be somebody who likes privateness then you may delete/uninstall/disable this extension with none worries from the strategies talked about above.