How to Solve Windows 10 High RAM/CPU Memory Usage Issue

Brithny updated on Apr 26, 2020 to Partition Master | How-to Articles

According to many Windows users, RAM and CPU usage may easily get full after installing Windows 10 or updating Windows 10 into the new version. The system often warns users with “100% disk usage”, “Windows 10 extremely high CPU usage” or “High RAM/CPU memory usage” etc messages.

Check and follow the provided methods to fix this issue immediately:

Workable Solutions Step-by-step Troubleshooting
Fix 1. Fix File System Error Run EseUS Partition Master > Right-click target partition and select "Check File System"...Full steps
Fix 2. Disable Programs from Startup Press Windows + R > Type msconfig > "Startup" > Select applications to disable from Startup...Full steps
Fix 3. Change Settings in Chrome Open Chrome > Go to Settings > Show Advanced Settings > Privacy...Full steps
Fix 4. Defragment Hard Drive Press Windows + R > Type dfrgui > Click on the hard drive and select "Optimize"...Full steps
Fix 5. Adjust for Best Performance Right-click This PC icon > "Properties" > "Advanced System settings" > System properties...Full steps

Complaints about Windows 10 high RAM/CPU memory usage issue

"I’ve just fixed some BSOD problems on my computer and now, a new problem pops up that Windows 10 is telling my disk usage is 100% full. And now this computer is extremely slow. What can I do?"
"I was about to download a new Windows 10 update, but it said that I need 600MB. However, the memory is nearly full. I tried to move some apps or software into an external storage device, but it still keeps telling me with high memory usage error."
"I installed Windows 10 but get a high RAM usage warning that the memory got 90% usage without opening nay installation apps or files."

When you get Windows 10 full memory usage error or receive high disk usage warning, the RAM or memory in Windows 10 is not really full. Here let’s see what reasons may cause such a problem:

  • Memory leak.
  • Registry hack.
  • Low space due to high usage by multiple apps or big installation patches.
  • Memory got taken up by a large number of useless junk files.

How to fix/solve Windows 10 RAM/CPU high memory usage issue

How to fix the memory high usage issue in Windows 10? Is it possible for you to deal with the Windows 10 100% disk usage problem? Let’s find reliable solutions now.

Method 1. Fix high CPU usage issue by fixing system error, clean up junk files and optimize disk

System error is a major reason that may cause false information to the computer such as high CPU usage. And junk files in the computer can really take quite a lot space and it’s quite necessary to clean up junk files in PC regularly. Optimizing Windows disk will surely improve system performance.

So how to deal with these issues? Don’t bother anymore. Professional partition manager software - EaseUS Partition Master will do to help.

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 Windows 10 is supported

Check and fix system error


Step 1: Open EaseUS Partition Master on your computer. Then locate the disk, right-click the partition you want to check, and choose "Check File System".

Check Partition - Step 1

Step 2: In the Check File System window, keep the "Try to fix errors if found" option selected and click "Start".

Check Partition - Step 2

Step 3: The software will begin checking your partition file system on your disk. When it has completed, click "Finish".

Check Partition - Step 3

Clean up junk files and optimize Windows

EaseUS Partition Master provides Cleanup and Optimization feature for Windows users to thoroughly wipe out all useless files and improve system performance with simple clicks.

Method 2. Disable programs running at Startup to save CPU memory space

To disable programs running at Startup will effectively decrease the system load and saving quite a lot CPU memory space.

1. Press Windows + R > Type: msconfig and hit "Enter".
2. Click on Startup in the Task manager window > Right-click the applications that you don’t want to run at Startup and select "Disable".

Method 3. Change settings in Chrome or Skype to fix 100% disk usage error

Software or browsers sometimes like Skype or Chrome may cause 100% disk usage error in Windows 10. To change settings in Chrome or Skype will help to fix the 100% memory disk usage issue.

Change Chrome settings to deal with the high CPU usage issue

Open Chrome > Go to Settings > Show Advanced Settings > Privacy > Uncheck Prefetch resource to load pages quickly.

Change Skype settings to solve 100% disk usage error

1. Open Windows Explorer > go to: C:\Program Files (x86)\Skype\Phone\.
2. Right-click Skype.exe and click "Properties".
3. Open Security and click Edit > Highlight All APPLICATION PACKAGES.
4. Tick Write and click "Apply" > click "OK" twice.

Method 4. Defragment hard drives

It will also help to save quite a lot CPU memory space by defragmenting hard drives.

  • Press "Windows + R" and type: dfrgui, hit "Enter"
  • Click on the hard drives (C: drive for example) you want to defragment and click Optimize;

Then follow the instructions on the screen to finish the defragment process. Do remember to restart the computer when the process is finished.

EaseUS Partition Master also has this feature to help you simply defragment Windows hard drives and optimize disk performance with ease.

Download Now

 Windows 10 is supported

Method 5. Adjust for Best Performance

1. Click on the Desktop icon in the start > Right-click Computer icon and select Properties.
2. Select Advanced System settings > Tap System properties > Settings.
3. Click Adjust for best performance > Apply > Tap "OK".
Then restart your computer to keep all changes in the system. With this, the computer will respond faster and improved with better performance. The high RAM/CPU usage issue will also be solved.


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Frequently Asked Questions

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Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

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