Known issue.
Task Manager is not reporting accurate CPU usage.
Task Manager showing wrong CPU usage percentages
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
Hi.
My windows task manager seems to be corrupt or damaged showing invalid low processor Utilisation.
Also noticed that Resource Manager displays the same values.
here are a few things i have tried.
- Sfc /scannow
- Dism /online /cleanup-image /restorehealth
- Updated to Windows 10 October
Here's a screenshot on running Prime95:![](https://learn-attachment.microsoft.com/api/attachments/83bda48c-87fb-4e13-ad02-f99231c8e879?platform=QnA
Windows for home | Windows 10 | Performance and system failures
Locked Question. This question was migrated from the Microsoft Support Community. You can vote on whether it's helpful, but you can't add comments or replies or follow the question.
5 answers
Sort by: Most helpful
-
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(89.60000000000001, 72%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESD%3C/text%3E%3C/svg%3E)
Sumit D - IA 170.7K Reputation points Independent Advisor2018-10-08T09:05:46+00:00 Your welcome :)
Please mark the thread as answered.
-
Anonymous
2018-10-08T07:54:46+00:00 thank you
-
Anonymous
2018-10-07T04:19:19+00:00 thanks for your help.
Avid windows user
-
Vijay A. Verma 104.9K Reputation points Volunteer Moderator2018-10-06T15:06:34+00:00 What is your Windows version and build?
To know - Windows Key+R > Type winver and press Enter