How to Manage Your Virtual Memory (Page File) In Windows (2024)

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Modified on: Fri, 13 May, 2022 at 2:33 PM

A Page File acts as an overflow for your system memory (RAM) when you have too many applications running at one time. However, it is constantly being used by Windows to store temporary data regardless of how much RAM you have installed. Having no Page File or mismanaging the size of the Page File can lead to performance issues and crashes. Furthermore, a Page File is required by many applications, including our own games.

When set correctly, a Page File will reserve a given amount of your storage drive to be used as virtual memory. You won't be able to see your Page File, but Windows will automatically make use of it. Rather than your computer freezing when you run out of RAM, Windows will store running applications in your Page File. However, even if you have enough free RAM, Windows will still move data into the Page File if it believes it is not required at that moment, freeing up RAM for active applications. RAM is a more valuable resource because it is much faster than a Page File.

Managing Your Page File Guidelines:

  • A system managed Page File will be adequate is most use cases, unless you are experiencing problems.
  • The Page File should be approximately 1.5 - 2 times the size of your total system memory (RAM).
  • A computer with 4GB of RAM will need a Page File a minimum of 6GB (6144 MB) and a maximum of 8GB (8192MB).
  • It is best to put a Page File on the fastest storage drive in your computer, which is normally the boot drive (Where Windows is installed).
  • If you have a secondary SSD or NVMedrive (faster storage drive technologies) you may benefit from creating a second Page File on one and reducing the size of the Page File on your boot drive or reverting to a system managed size. However, you must keep the a Page File on your boot drive.

Important Note:

This guide is technical in nature and should not be attempted if you:

  1. Do not understand any of the terms used in this document;
  2. Are not confident in your ability to carry out the instructions given.

If you are at all unsure of this, we would recommend you ask a local computer professional or someone you trust to do this for you.

Before You Begin, it’s Important That:

  • You log on to your computer as an administrator to change your Virtual Memory Settings. If you don't have an Administrator account, ask the person who does, to do this for you.
  • You save any work you may have running as changing any settings for Virtual Memory will require you to restart your computer.
  • You have enough available hard disk space that is equivalent to quadruple the capacity of your System RAM i.e. if your computer has 4 GB of system RAM, check that you have at least 16 GB of storage space free.

How to Access Your Page File Settings:

  1. Open the Start menu and type "performance".
  2. Click on "Adjust the appearance and performance of Windows".

How to Manage Your Virtual Memory (Page File) In Windows (1)

  1. Go to the Advancedtab and click on Change under Virtual Memory.

How to Manage Your Virtual Memory (Page File) In Windows (2)

Note:If your Page File is system managed and matches the guidelines set out above, you do not need to make any further changes and can close this window.

  1. If you need to make adjustments, Untick "Automatically manage paging file size for all drives".
  2. Click on the drive you wish to manage, then mark the radio button next to "Custom Size".
  3. Now enter the Initial size (minimum) and Maximum size in MB (Megabytes). Please note that you system memory (RAM) is normally counted in GB (Gigabytes). The conversion is 1 GB = 1024 MB.
  4. Click on Set then OK to confirm your changes.

How to Manage Your Virtual Memory (Page File) In Windows (3)

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    As an enthusiast and expert in computer systems and performance optimization, I have extensive knowledge of the intricacies involved in managing system resources to ensure optimal functionality. My experience includes in-depth understanding of virtual memory, Page Files, and their impact on system performance.

    The article you provided offers valuable insights into the role of the Page File in a Windows operating system, particularly in the context of Train Simulator ClassicTech Support. Let's break down the key concepts mentioned in the article:

    1. Page File Overview:

      • The Page File serves as an overflow for system memory (RAM) when numerous applications are running simultaneously.
      • Windows uses the Page File to store temporary data, irrespective of the installed RAM capacity.
    2. Importance of Page File:

      • Lack of a Page File or improper management can result in performance issues and system crashes.
      • Many applications, including games like Train Simulator, require a Page File for proper functioning.
    3. Page File Functionality:

      • When configured correctly, a Page File reserves a portion of the storage drive as virtual memory.
      • Windows automatically utilizes the Page File to prevent freezing when RAM is exhausted, storing running applications in it.
    4. Page File Management Guidelines:

      • A system-managed Page File is generally sufficient for most use cases, unless issues arise.
      • The recommended size for the Page File is 1.5 to 2 times the total system memory (RAM).
      • Placement on the fastest storage drive (typically the boot drive) is advised.
    5. Secondary Storage Considerations:

      • If available, secondary SSD or NVMe drives can host a second Page File, potentially enhancing performance.
      • It's emphasized that a Page File must be retained on the boot drive.
    6. Important Notes and Precautions:

      • The guide issues a cautionary note, recommending technical competence before attempting any adjustments.
      • Users are advised to consult a professional if unfamiliar with the technical terms or unsure about the process.
    7. Accessing Page File Settings:

      • Instructions are provided to access Virtual Memory settings through the Windows interface.
      • Users are guided on unticking automatic management for manual adjustments and specifying custom sizes.
    8. Additional Considerations:

      • Users need administrator privileges to change Virtual Memory settings.
      • Saving ongoing work is essential as changes require a system restart.
      • Adequate hard disk space (quadruple the system RAM capacity) is necessary before making adjustments.

    This comprehensive guide equips users with the knowledge and steps required to manage their Page File settings effectively, enhancing system performance for applications like Train Simulator ClassicTech.

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