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Hardware Reserved Memory too high in Windows; How to reduce?


The portion of a computer’s RAM that is used by a hardware device such as a GPU (Graphics Processing Unit), sound card, network adapter, and other hardware components is known as Hardware Reserved. These hardware components should work properly; that’s why this memory is set aside. When some users open the Task Manager to find out the reason for the slow running of the computer, they notice a large amount of hardware reserved memory on their computer. In this article, we are going to talk about why Hardware Reserved Memory is too high in Windows and how we can reduce it.

Hardware Reserved Memory too high in Windows; How to reduce?

Why is my Hardware Reserved Memory too high?

Hardware Reserved Memory will be high if you have configured the settings to do the same. You may not have configured it manually, it may happen due to an update or a third-party app, but whatever it is, we can easily reconfigure the same. You may also face the same issue due to corrupted or outdated BIOS, corrupted/outdated Graphics Driver and we will talk about that as well.

How to reduce Hardware Reserved Memory in Windows

If the Hardware Reserved Memory is too high, here are some steps you can take to reduce the Hardware Reserved Memory on your Windows 11/10 computer:

  1. Change Maximum Memory from the Boot options
  2. Optimize the Virtual Memory
  3. Update drivers
  4. Update BIOS
  5. Restore BIOS to the Default Settings

Before you begin, create a system restore point first.

1] Change Maximum Memory from the Boot options

In Windows, you have a Maximum memory option available in the boot procedure
which is used to reserve RAM. If you have set the maximum memory here, then you
can see a large amount of Hardware Reserved RAM. In that case, we can stop the system from having a lot of reserved memory by altering the system configuration. Following are the steps to do the same.

  • Press Windows + R key to open the Run dialog box.
  • Type msconfig and then hit the Enter button.
  • In the System Configuration window, go to the Boot tab.
  • Now click on the Advanced option and then uncheck the Maximum memory box.
  • Here, click OK to save the changes.
  • In the System Configuration window, click on Apply and OK button.

Once you restart the computer, the issue will be resolved.

2] Optimize the Virtual Memory

Change Virtual Memory Size Windows

Virtual Memory is a technique that allows the system to allocate more memory to the system on top of its physical memory. In case, the settings are configured wrongfully, it is very likely that we will face memory-related issues. Here, we are going to optimize

  • To open File Explorer, press the Windows + E key.
  • Right-click on This PC and select Properties.
  • On the right side of the window, click on Advanced system settings.
  • This will launch the System Properties window, you have to click on the Settings tab under the Performance section.
  • Now in the Advanced tab and click on the Change button in the Virtual memory box.
  • Uncheck Automatically manage paging file size for all drives.
  • Here, select the C drive and then select Custom size and enter the size depending on the reserved memory you see in the Task Manager.
  • Click on the OK button to apply the change.

Reboot the computer and check if the hardware reserved RAM Windows 11 is resolved.

3] Update drivers

Update your device drivers and see if that helps in any way.

4] Update the BIOS

BIOS is a firmware that controls the input/output of your system. If it has bugs or compatibility issues, it fails to communicate the operating system and other components, such as RAM. In that case, we must update the BIOS to make things compatible. So, go ahead and update the BIOS to get rid of this error. You should also check for Windows Updates and download them if available.

5] Restore BIOS to the Default Settings

If updating does not help, you may have to reset the BIOS settings to their defaults. Follow the steps mentioned to do the same.

  • Start the computer and press F2 or the Delete key or some other key, depending on your laptop’s OEM to enter into BIOS.
  • Click on the Restore Settings or Load Defaults option.
  • Now Exit from BIOS and restart the computer.

Hopefully, this issue will be resolved once the computer is started.

How do I reduce Hardware Reserved RAM?

If Hardware Reserved on your computer is way too high, you need to disable Maximum Memory from Boot options as it forces the system to reserve RAM depending on the value set. If we don’t want the same, our best option is to disable the settings and you will be good to go.

Read: Fix 100% Disk, High CPU, Memory or Power usage in Windows.

Hardware Reserved Memory too high in Windows; How to reduce?

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