Installing Windows 98 from a USB drive is a technically demanding but rewarding project for retro enthusiasts. While Windows 98 originally predated standard USB booting, modern community tools like Easy2Boot and Rufus have made the process possible, even on modern hardware. Method Overview & Ease of Use Installing Windows 98 via USB is significantly more complex than installing modern operating systems like Windows 10 or 11 . Because Windows 98 relies on an MS-DOS backend, a standard USB "copy-paste" of an ISO will not work . The Best Approach : Most experts recommend using a USB drive to boot into a minimal DOS environment, partitioning and formatting the internal hard drive (C:), and then copying the WIN98 installation folder directly to the hard drive . Alternative Tools : Windows 98 QuickInstall: A Linux-based framework that can install Windows 98 from a USB in as little as 90 seconds by streaming a pre-packaged filesystem . Easy2Boot : Highly versatile for booting legacy .img or .iso files on older thin clients or laptops . Critical Technical Constraints When performing a USB install, you must navigate several "gotchas" that didn't exist in 1998: Install Windows 98 from USB Flash Drive with Easy2Boot
The floppy drive whirred its death rattle months ago. Now you're left with a USB stick and a machine that predates the concept of plug-and-play by a decade. You download the disk images. You find a utility—Rufus, maybe, or some abandonware forum gem—that promises to make the stick bootable. The software warns you about formatting. It warns you about data loss. It doesn't warn you about the time travel. You plug it into the tower. The beige plastic is yellowed now, nicotine-stained by sunlight and age. You press the power button. The PSU fan coughs, a jet engine spooling up. Entering BIOS. The screen is blue, low resolution, controlled by keyboard shortcuts that feel intuitive only to the initiated. You navigate to the boot order. The options are limited: Floppy, CD-ROM, HDD-0. There is no USB option. This machine was built in '97; USB was a rumor, a port nobody used for anything but a weird joystick. You dig deeper. Legacy USB Support. You enable it. You save and exit. Boot failure. You reboot. You try a different port. The back of the machine has two USB ports, physically loose, wobbling in their sockets. You try the other one. Disk I/O error. You go back to your modern laptop. You research. You learn about the limitation of BIOS INT13h, the 2-gigabyte partition limit, the specific drivers needed to make a stick look like a hard drive to an operating system that thinks 64 megabytes of RAM is a luxury. You rewrite the stick. You use the HP USB Disk Storage Format Tool . You make it bootable with MS-DOS 7.1. You copy the Windows 98 CAB files over. It takes three seconds. The transfer bar blinks and vanishes. You think: In 1998, copying these files would have taken twenty floppies and an hour of prayer. Back to the beige box. C:\> A cursor blinks. Success. The machine sees the stick as a hard drive. You type dir . A list of files scrolls up, names truncated in 8.3 format. SETUP.EXE . The Holy Grail. You type setup . The scandisk runs. Blue bars filling up, checking cross-linked files on a virtual drive that doesn't truly exist. It passes. Windows 98 Setup. The graphical interface lurches into existence. 640x480 resolution. 16 colors. It looks chunky, bold, innocent. The mouse pointer moves in stutters, the ball mouse tracking dust on the desk. “Welcome to Windows 98 Setup.” You click Next. It asks for your name. You type your own, feeling a strange disconnect. You are installing an operating system that was retired before you graduated high school. The system rebooots. Windows is starting for the first time... The startup sound is a functional beep, because the sound card drivers are still ghosts in the machine. The desktop appears. Teal background. No icons, just the Recycle Bin. You right-click. Properties. You set the resolution to 1024x768. The screen flickers and adjusts. You open Internet Explorer. It offers to set up an internet connection via dial-up. It asks for your area code. It asks for the number to dial out to get an outside line. You close it. You navigate to My Computer . You double-click. The animation is slow, deliberate. The folder expands with a satisfying, mechanical sluggishness that modern solid-state drives have erased from existence. There is no Wi-Fi. There is no YouTube. There is only Solitaire , Minesweeper , and the vast, empty silence of a computer that is truly offline. You launch Minesweeper . The gray grid appears. The pixelated smiley face looks out. You click. BOOM. Game over. You sit back. The machine hums, the fan cycling. You have bridged the gap. You took a piece of silicon and copper from 2024 and forced it to speak the language of 1998. The machine waits for input. There is no cloud syncing. There are no background updates. It is just you, the mouse, and the blue glow of a world that doesn't exist anymore. You click the Start button. Run. You have never felt so powerful.
Here’s a useful post summarizing how to install Windows 98 from USB, since it doesn’t natively support booting from USB.
🔧 Windows 98 Installation from USB – Step-by-Step ⚠️ Important Notes windows 98 install from usb
Windows 98 does not support booting directly from USB. You’ll need a boot floppy or CD to start the process, then use USB for the setup files. Best for older hardware (Pentium, early Athlon) or PCem/86Box emulation.
📦 What You’ll Need
Windows 98 SE ISO or CD A USB flash drive (2GB or less recommended – FAT16/FAT32) A bootable floppy disk image (or CD) with USB drivers (e.g., Boot98SE with USB support) Rufus , WinImage , or UNetbootin (to prepare USB) plop Boot Manager (optional – allows USB boot on old BIOS) Installing Windows 98 from a USB drive is
✅ Method 1: Boot from Floppy/CD + USB Setup Files (Most Reliable)
Prepare USB drive
Format as FAT32 (not exFAT/NTFS). Copy entire Win98 setup folder (e.g., D:\WIN98 ) to USB root. Because Windows 98 relies on an MS-DOS backend,
Create boot floppy/CD with USB support
Download Boot98SE.exe (from bootdisk.com) – includes generic USB mass storage drivers. Write it to a floppy disk or create bootable CD.