How to Update My BIOS in Windows 11: A Step-by-Step Guide

By / September 24, 2025

Updating your BIOS may sound intimidating, but it’s often simpler than it seems. In fact, keeping your BIOS up to date can fix hardware compatibility issues, improve system stability, and even boost performance. If you’ve ever wondered, “How do I update my BIOS in Windows 11 safely?” — you’ve landed in the right place.

In this guide, we’ll walk through everything you need to know about updating your BIOS in Windows 11, from understanding what BIOS is, to preparing your system, and finally, step-by-step instructions tailored for beginners.

📌 Key Takeaways

  • BIOS (Basic Input/Output System) manages communication between your Windows 11 OS and hardware.

  • Updating your BIOS can fix bugs, add features, and improve compatibility.

  • Always back up important data before attempting a BIOS update.

  • You can update BIOS via Windows Update, manufacturer utilities, or directly from the BIOS setup.

  • Follow the step-by-step instructions carefully to avoid risks like boot failures.

What Is BIOS in Windows 11?

The BIOS (Basic Input/Output System) is low-level firmware stored on your motherboard. Think of it as the “translator” between Windows and your hardware — CPU, RAM, storage drives, and peripherals. Without BIOS, your computer wouldn’t know how to boot or communicate with its components.

In modern PCs, the BIOS is often replaced by UEFI (Unified Extensible Firmware Interface), which offers faster boot times, better security, and a user-friendly interface. However, many still call it “BIOS update,” even though it’s technically a UEFI firmware update.

Why Should You Update BIOS in Windows 11?

Updating your BIOS isn’t like a normal Windows update — you don’t need to do it every week. But there are times when it’s necessary.

Here’s why you might update your BIOS:

  • ✅ Fix hardware compatibility issues (e.g., new RAM, GPU, or CPU not detected).

  • ✅ Improve system stability by fixing bugs or crashes.

  • ✅ Enhance performance through firmware optimizations.

  • ✅ Add new features, such as support for advanced storage devices or security patches.

  • ✅ Resolve boot issues like black screen errors or failed startups.

👉 Important: If your system is working fine, you don’t always need a BIOS update. Only update if you’re experiencing issues or your hardware vendor recommends it.

Risks of Updating BIOS (And How to Stay Safe)

Before we dive into the “how-to,” let’s be clear: BIOS updates carry risks. Unlike a regular software update, if something goes wrong, your system might not boot at all.

Common risks include:

  • ❌ Power loss during update → corrupted BIOS.

  • ❌ Installing the wrong BIOS file → motherboard failure.

  • ❌ Interrupting the update → system won’t boot.

Safety precautions:

  • 🔋 Ensure stable power: Plug in your laptop or use a UPS for desktops.

  • 💾 Backup your files: Always back up important data.

  • 📝 Verify motherboard model: Use the correct BIOS file for your system.

  • 📥 Download only from official websites: Avoid third-party sources.

How to Check Your Current BIOS Version in Windows 11

Before updating, you’ll need to know your current BIOS version.

Method 1: Using System Information

  1. Press Windows + R to open the Run dialog.

  2. Type msinfo32 and press Enter.

  3. In the System Summary, look for BIOS Version/Date.

Method 2: Using Command Prompt

  1. Press Windows + S, type cmd, and open Command Prompt.

  2. Type:

    wmic bios get smbiosbiosversion

  3. Press Enter to see your BIOS version.

How to Find the Right BIOS Update for Your PC

Every motherboard and laptop model has its own BIOS update file.

  • For laptops: Go to your manufacturer’s support page (Dell, HP, Lenovo, ASUS, Acer, etc.).

  • For desktops: Visit the motherboard manufacturer’s website (ASUS, MSI, Gigabyte, ASRock, etc.).

👉 Pro tip: You’ll need your exact model number. You can find it in:

  • The System Information tool in Windows.

  • Printed on your laptop’s back or inside your desktop case.

Step-by-Step Guide: How to Update BIOS in Windows 11

Now let’s get into the practical steps. There are several methods, but we’ll cover the most reliable ones.

Method 1: Update BIOS via Windows Update (Some Systems)

  1. Open Settings (Windows + I).

  2. Go to Windows Update → Check for updates.

  3. If your manufacturer pushes BIOS updates via Windows Update, you’ll see something like “Firmware update” or “BIOS update.”

  4. Install it like a regular update and restart.

✔️ Easiest method, but not always available for all devices.

Method 2: Update BIOS Using Manufacturer’s Utility Tool

Most PC brands offer software utilities that simplify BIOS updates.

Example: Dell SupportAssist / HP Support Assistant / Lenovo Vantage

  1. Download and install your PC brand’s utility tool.

  2. Run the program and check for updates.

  3. Select the BIOS update if available.

  4. Follow the on-screen instructions and restart.

Method 3: Update BIOS via BIOS/UEFI Setup

This is the most universal method, works for almost all PCs.

  1. Download the BIOS file from your manufacturer’s support site.

    • Save it to a USB drive (formatted to FAT32).

  2. Restart your PC and enter BIOS setup:

    • Usually F2, Del, or Esc during boot (your screen will show the key).

  3. Look for the option: EZ Flash, Q-Flash, Instant Flash, or BIOS Update (varies by brand).

  4. Select the BIOS file from your USB drive.

  5. Confirm and let the update process complete.

⚠️ Do not power off or restart until the update finishes.

Method 4: Update BIOS Using Command Line (Advanced)

Some manufacturers allow BIOS updates directly from the command line.

  1. Download the BIOS update executable (.exe) from the official website.

  2. Run Command Prompt as Administrator.

  3. Navigate to the folder where the file is located.

  4. Execute the BIOS update file and follow instructions.

👉 Recommended only for advanced users.

Comparison of BIOS Update Methods

Method Difficulty Risk Level Recommended For
Windows Update Easy Low Beginners
Manufacturer Utility Easy Low Laptop/Brand PC users
BIOS/UEFI Setup Medium Medium All users (universal)
Command Line Hard Higher Advanced users only

What to Do After Updating BIOS

Congrats! Once your BIOS is updated, here’s what you should do:

  • ✅ Restart your PC and check System Information for the new version.

  • ✅ Reconfigure BIOS settings if needed (boot order, XMP profiles, etc.).

  • ✅ Monitor your system for stability.

  • ✅ Run Windows Update again for additional patches.

Troubleshooting BIOS Update Problems

Sometimes things don’t go as planned. Here’s how to handle common issues:

1. PC Won’t Boot After Update

  • Try a BIOS reset: Remove CMOS battery for a few minutes.

  • Use the BIOS recovery tool (many motherboards have this).

2. Black Screen During Update

  • Wait at least 10–15 minutes — sometimes updates take longer.

  • If stuck, you may need professional repair.

3. Wrong BIOS Version Installed

  • Re-flash with the correct version (if possible).

  • If not, contact your manufacturer’s support.

Best Practices for BIOS Updates

  • Only update when necessary.

  • Always keep your laptop plugged in.

  • Use a wired internet connection for downloads (to avoid corruption).

  • Save a backup of your current BIOS (some tools offer this).

Conclusion

Updating your BIOS in Windows 11 doesn’t have to be scary. With proper preparation, it’s just like giving your PC a firmware upgrade that helps it run smoother and more reliably.

We’ve covered why BIOS updates matter, how to prepare, and four step-by-step methods you can follow. As long as you stick to official sources and take precautions, you’ll be safe.

So, if your new hardware isn’t working, or your manufacturer recommends it — now you know exactly how to update BIOS in Windows 11, step by step.

FAQs About Updating BIOS in Windows 11

1. Is it safe to update my BIOS in Windows 11?
Yes, if done correctly. Always download from official sources and avoid interruptions.

2. How long does a BIOS update take?
Usually between 5–15 minutes. Some may take longer depending on your system.

3. Can I update BIOS without a USB drive?
Yes, using Windows Update or manufacturer utilities. The USB method is for manual updates.

4. What happens if BIOS update fails?
Your system may not boot. You might need to reset CMOS or use BIOS recovery tools.

5. Do I need to update BIOS regularly?
No. Only update when you’re facing issues, installing new hardware, or the manufacturer recommends it.

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