Fix System and Compressed Memory 100% Disk Usage Problem in Windows 10, 7 and 8

System and Compressed memory process usually occupy minor space of the disk. It compresses the files and folders and also manages the RAM functionality. So, it does not need high disk usage. However, sometimes, it shows the error “System and Compressed Memory 100% Disk Usage.” As a consequence, the system becomes slower, and it creates hurdles in the way of other processes. The apps and tools become unresponsive or more reluctant to the response.

Before Proceeding

Close Too Many Apps: You may be opening too many programs at the same time. So, close unnecessary programs and see if it makes a difference to the Disk usage.

Method # 1: Use Reimage Plus [Most Working Solution]

Reimage Plus is a third-party online tool that can detect corrupted system files and can fix them automatically. You need to download it from Here. Run its scan and see how quickly it repairs the damaged or missing system files.

Reimage Plus Tool

Method # 2: Change the Paging File Size for All Drives

The paging file size is always automatic, and it decides automatically to organize all components of Windows. If any corrupted program has changed its default settings, you will face this error. So, you need to reset its size for all drives to the default setting. Here is how to reset its size.

Go to the “Cortana Search bar and type “Performance” here. It will show you the result as “Adjust the Appearance and Performance of Windows.” Select it to move ahead.

In the menu “Performance Options,” you need to select the “Advanced” tab from above as shown in the image below. Here, select the “Change” tab under “Virtual Memory” category.

Change Virtual Memory SettingsNow check the option “Automatically Manage Paging file size for all drives” and click “Apply” and “OK” to save the changes.
Paging File Functioning

Method # 3: Disable System and Compressed Memory Process

If you are still unable to fix the error, you need to disable the related process to get rid of this issue. Follow the steps below to do so.

Go to the “Start” menu and select “Control Panel.”

Here, select “Administrative Tools” category.

In the next menu, select “Task Scheduler” as shown in the screenshot below.

Administrative Tools Menu

When its window appears, click to expand the “Task Schedule Library” category in the left pane.

It contains “Microsoft” category. Click to expand it and select the “Windows” folder.

Now, scroll down to get the “memory diagnostic” option and double-click to display its content in the right pane. Two tasks appear in the right pane. You need to select “RunFullMemoryDiagnosticEntry” from here. Right-click on it and select “Disable” option from its context menu.

RunFullMemory Option Turned Off

Method # 4: Disable Superfetch Service

This Windows Service maintains the performance of your system and monitors any errors in it. Due to some error in its functionality, it can be an important reason for showing you the 100% Disk Usage problem. Here, it becomes necessary for you to disable this service. There are two ways to disable the Superfetch service. Both of them are as under.

Disable Superfetch by Using Command Prompt (Admin)

Right-click the “Start” button to view its WinX menu and select “Command Prompt (Admin)” from here.

Type here “net.exe stop superfetch” and press Enter. It will show you a confirmation message below that you have successfully stopped the Superfetch service. Close the Command Prompt window and restart the system.

net.exe stop superfetch command

Disable Superfetch by Using Services

Right-click the “Start” button and select “Run” from its context menu. Type “services.msc” in it and click “OK” to move ahead.

In the Services window, scroll down to find “Superfetch” in the list. The list goes on alphabetically. So, look for it in the “S” categories.

Superfetch in Services Right-click on it and select “Disable” to turn this service off. Click “Apply” and “OK” to save your preferences.
Superfetch service turned off

Close the Services window and restart the system.

Method # 5: Change Settings of Speech Runtime Process

Speech Runtime is a system process that is seldom, the root cause for this error. When you see that the above-discussed solutions are not working, try to change the settings of this process. It will fix the error in no time. Follow the steps given below in this context.

Press “Ctrl + Alt + Del” combination of keys to open “Task Manager.”

Here, in the “Processes” section, scroll down to find the “Speech Runtime Executable” process and click the option “End Task” to kill this process.

Now you will observe the reducing consumption of the Disk by the System and Compressed Memory. It shows that you have successfully fixed the error.

Method # 6: Visual Effects Optimization

The visual effects optimisation can also help you fix this annoying problem. You just need to follow the instructions given here to optimise the visual effects.

Now, you need to right-click the “Start” button and select “System” from the Winx menu.

In the System window, you need to choose the option “Advanced System Settings” as shown in the image below.

Advanced System Settings OptionHere, select the “Advanced” tab and click “Settings” in the Performance section.
Settings for PerformanceYou will see some options with radio buttons. Choose “Adjust for best performance” radio button option and click “Apply” and “OK” to apply the changes.
Performance Options Menu

Close the window and reboot the PC to make the changes effective. When you log in the system, there will be no more problem with it. It is running smoothly.

Method # 7: Run Antivirus Scan

It may be due to a malicious virus. If you are in the habit of downloading from unknown resources, you may get a virus on your system that is showing a fake “System and Compressed Memory 100% Disk Usage” problem. So, you need to fix this error by running the antivirus scan.

Method # 8: Turn off Some Power Options

Some Power Options may be interrupting the System and Compressed Memory process and showing the 100% Disk Usage error. So, you need to turn them off to fix this issue. Let’s see what they are and how to turn them off.

Turn off Fast Startup

Right-click on the “Start” to view the WinX menu and select “Control Panel” from there.

Here, select “Power Options” from the Control Panel menu.

In the left pane, you will see an option “Choose what the power buttons do.” Select this option.

Change Settings of Power ButtonsIn the next window, click to “Change settings that are currently unavailable” as shown in the image.
Change Unavailable Settings

Keep scrolling down to get “Turn on fast startup (Recommended)” option with a checkbox. You need to uncheck this box and choose the “Save Changes” tab below.

Turn off Sleep after and Hibernate after Options

Come to the “Power Options” window again. Select here “Change plan settings” before “Balanced (recommended)” category.

In the next window, select “Change advanced power settings” to move ahead.

Now you will be in the Power Options Advanced Settings window. Here, click “Sleep” to expand its options. Here you need to expand the “Sleep after” option and set its value to “Never.”

Now, move down and click to “Hibernate after” to expand it. Set it to “Never” too. Do not close the window.

Sleep and Hibernate Settings

Change Settings of PCI Express

In the same window, you will see the “PCI Express” category. Click to expand it. Below you will see “Link Power Management.” You need to click this option to change its plan to “Maximum Power Settings” option. Click “Apply” and “OK” to save your preferences.

Now close the window. Reboot the system and see if you have fixed the error.

Method # 9: Uninstall Graphics Driver

The video graphics driver may be interrupting the System and Compressed Memory process and showing this problem. So, you need to uninstall the Graphics Driver.

Right-click the “Start” button to view the WinX menu and select “Device Manager” from here.

In the Device Manager menu, you need to click the “Graphics Adapter” to expand it. Right-click the Graphics driver and select “Uninstall” from the context menu.

Now reboot the PC. While the reboot is going on, the system will check for the drivers and processes. It will automatically reinstall the missing drivers.

Method # 10: Disable “Notifications for Windows” Feature

You need to disable “Notifications for Windows” feature that may be causing this problem.

Go to the “Start” menu and select “Settings” from here.

In the Settings menu, you need to select the “System” category.

In the left pane, click “Notifications & actions” to display its menu. In the right pane, you need to turn off the feature “Show me tips about Windows.”

Notification Tips Turned off

Now check if you have fixed the error. If the error is still there, turn off all of the notifications from here and close the window.

Method # 11: Uninstall Suspicious Programs

If you have recently installed an app from an unknown source, you need to uninstall it immediately. It may be interrupting the said process and showing the error.

Method # 12: Update Drivers for All Devices

The outdated or corrupted drivers may be showing this error. So, you need to update the drivers for all devices in the Device Manager. You can use a Driver Updater tool for this purpose. Update the drivers and reboot your system to see if you have fixed the error.

That’s all guys! I have shared all the possible reasons and solutions for this error. Do share with others how you have fixed this error. Which method worked for you?

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