To boot Windows 10 from a USB, create a bootable drive, open the boot menu, pick the USB, and start Windows Setup.
Booting from a thumb drive lets you install Windows 10, repair a stubborn PC, or start fresh without digging through old discs. This guide walks you through the exact prep, the right menu to open, and the fixes to try when the stick won’t show up. It follows Microsoft’s official method first, plus a reliable third-party route when you need extra control. Before you begin, back up files that matter.
What You Need Before You Start
Quick check: Grab a USB flash drive with at least 8 GB capacity, a stable internet link, and a working Windows PC to build the media. Microsoft’s Media Creation Tool makes the process straightforward and supports creating a Windows 10 installer on a USB drive. Your PC may still run Windows 10 after October 14, 2025, but security updates ended on that date, so plan your next steps with that in mind.
Deeper note: If you already have a Windows 10 ISO, you can write it to a USB with a dedicated utility. Some firmware boots only “UEFI: USB” entries; others list a plain “USB” entry for legacy mode. Picking the entry that matches your firmware mode avoids startup loops.
Create A Bootable Windows 10 USB Drive
Use the official method first. It downloads the right files and builds the stick for you.
- Download The Tool — Go to Microsoft’s “Download Windows 10” page and get the Media Creation Tool. Run it as an admin.
- Accept And Pick “Create Installation Media” — Choose language, edition, and architecture (64-bit is typical). Select USB flash drive. The tool formats the drive and copies the setup files.
- Wait For “Your USB Flash Drive Is Ready” — Safely eject the drive when done.
If the tool can’t run on your PC or you need special options, a small utility can create a bootable stick from an ISO.
- Use Rufus With An ISO — Open Rufus, select your USB device, pick the Windows 10 ISO, then match the Partition scheme and Target system to your PC (GPT/UEFI on modern systems is common). Click Start.
- Pick File System Wisely — UEFI firmware often expects FAT32 for direct boot from USB. If your ISO has a large
install.wim, Rufus can split files or use compatible layouts to keep UEFI boot working.
Enter The Boot Menu And Choose The USB
You don’t need to dig through every firmware page. Most PCs expose a one-time boot menu key. Press it during the logo screen, then pick the USB that matches your firmware mode.
- Attach The USB And Power On — As the logo appears, press the boot menu key for your brand (often Esc, F12, or F8). Then select UEFI: USB when available.
- Use The BIOS/UEFI Key If Needed — If no boot menu appears, enter setup and move “USB” above the internal drive in the boot order. Save and exit.
Common Boot Menu Keys By Brand
| Brand | Boot Menu Key | BIOS/UEFI Key |
|---|---|---|
| Acer | Esc / F12 | Del / F2 |
| ASUS | Esc / F8 | Del / F9 (varies) |
| Dell | F12 | F2 |
| HP | Esc / F9 / F12 | F10 |
| Lenovo | F12 / Novo | F1 / F2 |
Keys vary by model; check your on-screen prompt or the manual if these don’t match.
Troubleshoot A PC That Ignores The USB
Sticks that don’t appear usually point to firmware settings or how the drive was built. Work through these fixes in order.
- Rebuild The USB With The Official Tool — Corrupt media fails silently. Recreate the drive with Microsoft’s tool, then try again.
- Match Firmware Mode — If your PC uses UEFI, boot the entry labeled UEFI: USB. If the list only shows a legacy entry, the stick may not have the format your firmware expects.
- Check Secure Boot — Some devices refuse non-signed loaders. If your USB won’t start, disable Secure Boot in firmware, boot the stick, then turn it back on after setup. The setting usually sits under Security, Boot, or Authentication.
- Try Another Port — Front-panel hubs and certain USB-C adapters can block boot loaders. Use a rear USB-A port directly on the motherboard.
- Recreate With Rufus For Edge Cases — Some UEFI setups prefer a FAT32 layout; Rufus can build that and handle big files cleanly.
- Use Advanced Startup — If Windows still runs, you can jump straight into firmware from the OS and then pick the USB on the next boot. Go to Settings > Update & Security > Recovery > Advanced startup.
Heads-up: If BitLocker is on and you change certain firmware settings, Windows may prompt for a recovery key on next boot. Unlock with your Microsoft account if asked, then continue.
How Can I Boot Windows 10 From USB On Any PC?
Different brands share the same basic flow: build the stick, use the one-time boot menu, and pick the right entry. If you own a Microsoft Surface, you can start from USB either through the on-device boot menu or by using the Windows path that restarts into firmware menus.
- From Windows — Insert the USB, open Settings > System > Recovery, then choose Restart now under Advanced startup. After reboot, pick Use a device and select your USB.
- From A Powered-Off State — Plug in the USB, press the brand’s boot key, then pick the UEFI: USB entry. If none appears, toggle the boot order in firmware and retry.
If you still find yourself typing “how can i boot windows 10 from usb” into a search box, run the steps above in order, then rebuild the stick with the official tool or Rufus and test a different port. That single change often resolves stubborn boards.
Booting Windows 10 From A USB Drive — Setup Paths And Choices
When the USB boots, Windows Setup loads. From here you can install cleanly, repair, or upgrade.
- Clean Install — Choose Install now, delete or format partitions as needed, and let Setup copy files and reboot several times. This gives your system a fresh start with current drivers from Windows Update later.
- Repair Tools — Pick Repair your computer to open recovery tools. You can run Startup Repair, Command Prompt, or System Restore from here.
- Keep Files Upgrade — If you launch setup from inside Windows using the USB, you can select an upgrade that keeps files and apps when allowed.
Security note: Windows 10 no longer receives free security updates after October 14, 2025. You can still install and use it, but long-term safety drops without paid extended updates or a move to a newer release.
Close Variation: Booting Windows 10 From USB Across UEFI And Legacy Modes
Older PCs may boot only legacy BIOS entries, while modern boards default to UEFI. Pick the boot entry that matches your target and build the stick accordingly.
- Pick The Right Boot Entry — On the menu, select UEFI: USB for UEFI systems or the plain USB entry for legacy only boards.
- Match Partition Scheme — Use GPT for UEFI targets and MBR for legacy when building with Rufus; the Windows Media Creation Tool handles this automatically for most setups.
- Mind Secure Boot — If the stick won’t start, toggle Secure Boot off, boot the USB, then enable it again after install.
If a client asks again “how can i boot windows 10 from usb” after a failed attempt, check the firmware mode, rebuild the media, and use the one-time menu key. Those three steps fix most cases.
Safe Finish: What To Do After Setup Starts
Pick The Right Drive — Double-check you’re installing to the correct disk. Remove other external drives to avoid mix-ups. When Windows restarts, let it boot from the internal drive; don’t press a key again.
Re-enable Protections — If you changed Secure Boot during troubleshooting, turn it back on in firmware once Windows runs. Keep the USB for future repairs.
Plan Updates — If you stay on Windows 10, track your update plan. If you move to Windows 11 later, you can create a separate USB installer for that release using the same approach.