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Let's install Windows 98 SE on a modern PC on SSD! (and how to fix the CRAZY USB MOUSE behavior)

3 min read 1 hour ago
Published on Oct 08, 2025 This response is partially generated with the help of AI. It may contain inaccuracies.

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Introduction

This tutorial will guide you through the process of installing Windows 98 SE on modern PCs equipped with SSDs, while addressing common issues such as erratic USB mouse behavior. We will cover everything from preparing your system to successfully setting up Windows 98, making it a nostalgic yet functional experience on new hardware.

Step 1: Preparing for a Windows 98 Install

  • Gather Required Files:

  • Check System Compatibility: Ensure your PC can run Windows 98, focusing on hardware compatibility, especially for Intel Skylake or Raptor Lake processors.

Step 2: Creating a Bootable USB with Unetbootin

  • Download Unetbootin: Install Unetbootin from its official website.
  • Insert USB Drive: Plug in a USB flash drive that will be used to create the bootable installer.
  • Launch Unetbootin:
    • Select the "Diskimage" option.
    • Browse to select the Windows 98 SE ISO file you downloaded.
    • Choose your USB drive and click "OK" to start the process.

Step 3: Making the SSD Bootable and Memory Fixes

  • Boot from USB: Restart your computer and enter BIOS/UEFI settings to set the USB drive as the primary boot device.
  • Use PATCHMEM:
    • Download and extract PATCHMEM to fix RAM errors during installation.
    • Follow the installation prompts to ensure adequate memory usage.

Step 4: Starting the Windows 98 Setup

  • Begin Installation: After booting from the USB, follow on-screen instructions to initiate Windows 98 setup.
  • Partition SSD: If prompted, create a partition for Windows 98. Use the FAT32 file system for compatibility.

Step 5: Installing Drivers and Tackling the Crazy Mouse Issue

  • Install Basic Drivers: Once Windows 98 is installed, proceed to install necessary drivers.
  • Encounter the Crazy Mouse: If your USB mouse exhibits erratic behavior, do not panic; this is common on modern hardware.

Step 6: Switching to Logitech Drivers

  • Obtain Logitech Drivers: Download and install Logitech drivers compatible with Windows 98.
  • Test Mouse Functionality: Check if switching drivers resolves the mouse issue.

Step 7: The Key Fix by Replacing LMOUSE.DRV

  • Locate LMOUSE.DRV:

    • Open your Windows 98 installation directory.
    • Replace the existing LMOUSE.DRV file with the one from the LMOUSE.ZIP file you downloaded.

  • Reboot: Restart your computer to apply the changes.

Step 8: Achieving Success with a Fully Working Windows 98 Mouse

  • Check Mouse Functionality: After rebooting, test the mouse to ensure it operates smoothly without any erratic movements.
  • Adjust Settings if Needed: Fine-tune mouse settings within Windows 98 for the best experience.

Step 9: Workarounds for No USB Emulation

  • Explore Alternate Solutions: If USB emulation is not functioning, consider using external devices or alternative drivers that support Windows 98.
  • Research Software Fixes: Look into additional software solutions specifically designed to improve USB support on Windows 98.

Conclusion

You have successfully installed Windows 98 SE on a modern PC and resolved common USB mouse issues. This nostalgic operating system can now run on contemporary hardware, allowing you to enjoy classic applications and games. For further exploration, consider experimenting with additional drivers or software to enhance your Windows 98 experience.

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