How to Update Your BIOS: 10 Methods Step-by-Step (2026)

Updating your BIOS might sound intimidating, but it doesn’t have to be. The BIOS (Basic Input/Output System) is a critical piece of software that controls your PC’s hardware at the lowest level. Keeping it updated can improve system stability, hardware compatibility, and sometimes even security.

However, a wrong or interrupted BIOS update can seriously damage your system, so it’s important to follow safe methods. In this guide, we’ll walk you through 10 easy and reliable ways to update your BIOS, from beginner-friendly Windows tools to advanced recovery methods. Whether you’re using a laptop or desktop, there’s a method here that will suit your skill level and system setup.

By the end of this guide, you’ll know how to safely update your BIOS without taking unnecessary risks.

Method 1: Update BIOS from Manufacturer Website

This is the safest and most recommended method. Step-by-step explanation:

Step 1: Check Your Laptop/PC Model

Knowing your model number is very important.

3 easy ways to check:

• Look at the sticker on the back of your laptop/PC
• Via System Information:
  Press Windows + R → type msinfo32 → Enter → check System Model
• Using Command Prompt:
  Open CMD → type wmic csproduct get name → Enter

Step 2: Open Official Manufacturer Website

Go to the support website of your brand:

• Dell → Dell Support
• HP → HP Support
• ASUS → ASUS Support
• Lenovo → Lenovo Support
• MSI → MSI Support

Do not download from random websites.

Step 3: Search Your Model Number

On the website:

• Enter your model number
• Go to Drivers & Downloads
• Select your Operating System (Windows 10/11)

Step 4: Download the BIOS File

• Go to the BIOS / Firmware category
• Download the latest version
• File will usually be .exe or .zip

Step 5: Install the BIOS Update

If it’s a .exe file:

1. Right-click → Run as Administrator
2. Follow on-screen instructions
3. System will automatically restart
4. BIOS update will complete automatically

If it’s a .zip file:

1. Extract the ZIP file
2. Copy contents to a USB drive
3. Enter BIOS (press DEL / F2 during boot)
4. Use EZ Flash / Q-Flash or similar option to update from USB

Important Safety Tips

• Keep laptop plugged into charger
• Do not turn off PC during update
• Let the process finish completely (usually 5–10 minutes)

After BIOS Update

• System will automatically reboot
• First boot may take a little longer than usual (this is normal)

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Method 2: Update BIOS from Inside BIOS (EZ Flash / Q-Flash)

This method is used when you want to update BIOS directly from the BIOS menu using a USB drive. It is commonly available on ASUS (EZ Flash), Gigabyte (Q-Flash), MSI (M-Flash), and other motherboard brands.

Step 1: Download the Correct BIOS File

• Go to your motherboard or laptop manufacturer’s official website.
• Search your exact model number.
• Download the latest BIOS file.
• If the file is in ZIP format, extract it.
• Copy the BIOS file to a USB drive (USB should be formatted in FAT32).

Important: Do not rename the file unless the manufacturer specifically tells you to.

Step 2: Insert USB and Restart PC

• Plug the USB drive into your PC.
• Restart the computer.
• While it is starting, press DEL or F2 repeatedly to enter the BIOS menu.

(Some systems may use F10, F12, or ESC depending on the brand.)

Step 3: Open EZ Flash / Q-Flash Tool

Inside BIOS:

• Look for options like:
  • EZ Flash (ASUS)
  • Q-Flash (Gigabyte)
  • M-Flash (MSI)
  • Instant Flash (ASRock)
• Open that option.

This tool is specifically made to update BIOS safely from a USB drive.

Step 4: Select BIOS File from USB

• Choose your USB drive from the list.
• Select the BIOS file you copied.
• Confirm the update.

The system will now start flashing the BIOS.

Do not:

• Turn off the PC
• Remove the USB
• Press any random keys

The update usually takes 3–10 minutes.

Step 5: Automatic Restart

• After completion, the system will restart automatically.
• First boot may take longer than usual.
• BIOS settings may reset to default (you can reconfigure if needed).

Method 3: Update BIOS Using Windows Software Tool

Some laptop and PC brands provide their own official software that can automatically detect and install BIOS updates directly from Windows. This is one of the easiest methods.

Examples:

• Dell → SupportAssist
• HP → Support Assistant
• Lenovo → Lenovo Vantage

Step 1: Install the Official Support Software

If it is not already installed:

• Go to your manufacturer’s official website.
• Download their support tool (for example, Dell SupportAssist or HP Support Assistant).
• Install the software and open it.

Many branded laptops already have this software pre-installed.

Step 2: Scan for Updates

• Open the support tool.
• Click on Check for Updates or Scan for Updates.
• The software will automatically detect available driver and BIOS updates.

If a BIOS update is available, it will appear in the list.

Step 3: Start the BIOS Update

• Select the BIOS update.
• Click Install or Update.
• Follow the on-screen instructions.

The system will automatically restart and begin updating the BIOS.

Step 4: Wait for Completion

• Do not turn off the system.
• Do not close the lid (for laptops).
• The update may take 5–10 minutes.
• The system may restart more than once.

Important Safety Tips

• Keep your laptop plugged into the charger.
• Make sure the battery is above 50%.
• Do not interrupt the process.

Why This Method Is Easy

• No need for USB.
• No need to enter BIOS manually.
• Software automatically finds the correct BIOS version.
• Lower risk of downloading the wrong file.

If you tell me your laptop brand and model, I can guide you step-by-step using the exact software for your system.

Method 4: USB Flash Drive Method (Manual BIOS Update)

This method is used to update BIOS manually using a USB flash drive. It is reliable and commonly used for both laptops and desktop motherboards.

Step 1: Download the Correct BIOS File

• Visit your manufacturer’s official website.
• Enter your exact laptop or motherboard model.
• Go to the Drivers / BIOS section.
• Download the latest BIOS version.
• If the file is in .zip format, extract it.

Make sure the BIOS file matches your exact model number.

Step 2: Prepare the USB Drive

• Insert a USB flash drive (8GB or more is recommended).
• Format the USB to FAT32.
  • Right-click USB → Format → Select FAT32 → Start.
• Copy the extracted BIOS file into the USB (root folder, not inside another folder).

Do not rename the BIOS file unless the manufacturer instructs you to.

Step 3: Enter BIOS Menu

• Keep the USB plugged in.
• Restart your PC.
• Press DEL or F2 repeatedly during startup to enter BIOS.

(Some systems may use F10, F12, or ESC.)

Step 4: Select “Update via USB” Option

Inside BIOS:

• Look for options like:
  • Update BIOS
  • Flash BIOS
  • EZ Flash
  • Q-Flash
  • M-Flash
• Choose the option to update from USB.
• Select your USB drive.
• Select the BIOS file.
• Confirm the update.

The flashing process will begin.

Step 5: Wait for Completion

• Do not turn off the system.
• Do not remove the USB drive.
• Do not press any keys.
• The update usually takes 3–10 minutes.

After completion, the system will restart automatically.

After Update

• BIOS settings may reset to default.
• First boot may take slightly longer.
• You can reconfigure BIOS settings if needed.

Important Safety Tips

• Keep laptop charger connected.
• Ensure stable power supply for desktop.
• Use only the correct BIOS file for your exact model.

If you tell me your motherboard or laptop model, I can give you exact USB update steps for your specific brand.

Method 5: Update BIOS Using a Bootable USB (Rufus Method)

This method is used when BIOS update requires booting into DOS mode or when Windows-based update is not recommended. It is more common for older motherboards.

Step 1: Download Required Files

You need:

1. Latest BIOS file (from official manufacturer website)
2. BIOS flashing utility (if provided separately)
3. Rufus software (to create bootable USB)

Make sure the BIOS file matches your exact motherboard or laptop model.

Step 2: Create Bootable USB Using Rufus

1. Insert a USB drive (4GB or more).
2. Open Rufus.
3. Select your USB device.
4. Choose FreeDOS under Boot Selection.
5. Keep File System as FAT32.
6. Click Start.

This will create a DOS bootable USB.

Step 3: Copy BIOS Files to USB

After Rufus completes:

• Open the USB drive.
• Copy the BIOS file and flashing utility file into the USB root folder.
• Do not place files inside another folder.

Step 4: Boot from USB

1. Restart your PC.
2. Press F12 / F9 / ESC (depending on brand) to open Boot Menu.
3. Select your USB drive.
4. System will boot into DOS mode.

Step 5: Run BIOS Flash Command

In the DOS screen:

• Type the flashing command provided by your manufacturer.
• Example (varies by brand):

flash.exe biosfile.bin

• Press Enter.

The BIOS flashing process will start.

Do not:

• Turn off the PC
• Remove USB
• Interrupt the process

Step 6: Restart After Completion

• After flashing is complete, restart the system.
• BIOS will update and reset.
• First boot may take longer than usual.

Important Safety Notes

• Make sure power supply is stable.
• Use exact command provided by manufacturer.
• This method is recommended for advanced users.

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Method 6: Automatic BIOS Update (OEM PCs)

Some prebuilt PCs and branded laptops automatically receive BIOS updates through Windows Update. This is common in systems from manufacturers like HP, Dell, and Lenovo.

This method does not require manual downloading or USB flashing.

How It Works

OEM manufacturers release BIOS updates through Microsoft’s update system. When you check for Windows updates, the BIOS update may appear as:

• Firmware Update
• System Firmware
• BIOS Update

It installs just like a normal Windows update.

Step 1: Check for Windows Updates

1. Open Settings
2. Go to Windows Update
3. Click Check for updates
4. Wait for the system to scan

If a BIOS update is available, it will appear in the update list.

Step 2: Install the Update

• Click Download and Install
• Let Windows complete the process
• The system will automatically restart

During restart, the BIOS update screen may appear.

Step 3: Wait for Completion

• Do not turn off the system
• Do not force restart
• The update may take 5–15 minutes
• System may restart more than once

How to Confirm BIOS Was Updated

After restart:

1. Press Windows + R
2. Type msinfo32
3. Check BIOS Version/Date

You should see the updated version number.

Important Notes

• Keep laptop plugged into charger.
• Make sure battery is above 50%.
• Do not interrupt the update.
• This method only works on supported OEM systems.

Why This Method Is Safe

• Official update directly from manufacturer
• No risk of downloading wrong file
• No need to enter BIOS manually
• No USB required

Method 7: Update BIOS Using Command Prompt (Advanced Users)

Some manufacturers provide BIOS update files in .exe format that can be executed using Command Prompt (Admin mode). This method is usually used for silent installation, automation, or advanced troubleshooting.

This method is recommended only for advanced users.

Step 1: Download the Correct BIOS .exe File

• Go to the official website of your laptop or motherboard manufacturer.
• Enter your exact model number.
• Download the latest BIOS update file (usually in .exe format).
• Save it in an easy location like C:\BIOS.

Make sure the file matches your exact system model.

Step 2: Open Command Prompt as Administrator

1. Click Start.
2. Type cmd.
3. Right-click Command Prompt.
4. Select Run as Administrator.

Admin access is required for BIOS flashing.

Step 3: Navigate to BIOS File Location

In Command Prompt, type:

cd C:\BIOS

(Replace the path with the folder where your BIOS file is stored.)

Press Enter.

Step 4: Run the BIOS Update Command

Now type the BIOS file name and press Enter. Example:

biosupdate.exe

Some manufacturers support silent mode commands like:

biosupdate.exe /silent

or

biosupdate.exe /forceit

The exact command depends on the manufacturer. Always check official documentation before using advanced switches.

Step 5: System Restart and Flashing

• The system will prepare the update.
• It will automatically restart.
• BIOS flashing screen will appear.
• Do not turn off the system during this process.

The update usually takes 5–10 minutes.

After Update

• System will reboot automatically.
• BIOS settings may reset to default.
• You can verify the version using msinfo32.

Important Safety Warnings

• Use only the correct BIOS file.
• Do not interrupt the update.
• Keep laptop connected to power.
• Avoid using force commands unless absolutely necessary.

This method is mainly used by IT professionals or advanced users who need command-line control.

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Method 8: Update or Restore BIOS Using Recovery Mode

If your system is not booting properly due to a failed BIOS update or corruption, you can use BIOS Recovery Mode to restore or re-flash the BIOS. This feature is available on many modern laptops and motherboards.

This method is mainly used when:

• The PC does not boot
• The screen stays black
• BIOS update failed
• System is stuck in a boot loop

Step 1: Download the Correct BIOS Recovery File

• Go to the official website of your laptop or motherboard manufacturer.
• Enter your exact model number.
• Download the latest BIOS file (some brands provide a special recovery file).
• Extract the file if it is in ZIP format.

Some manufacturers require renaming the BIOS file for recovery. Always follow official instructions.

Step 2: Prepare the USB Drive

• Insert a USB drive (format it to FAT32).
• Copy the BIOS recovery file into the root directory of the USB.
• Do not place it inside any folder.

Step 3: Enter BIOS Recovery Mode

The key combination depends on the brand. Common methods:

• Hold Ctrl + Esc while powering on (Dell)
• Hold Windows + B while powering on (HP)
• Hold Fn + R while powering on (some Lenovo models)
• Use dedicated BIOS Flashback button (some motherboards)

Keep holding the keys until the recovery screen appears.

Step 4: Start BIOS Recovery

• The system will detect the BIOS file from USB.
• Recovery process will begin automatically or ask for confirmation.
• Do not turn off the system.
• Do not remove the USB drive.

The process may take 5–15 minutes.

Step 5: Automatic Restart

• After recovery completes, the system will restart.
• BIOS settings may reset to default.
• System should boot normally if recovery was successful.

Important Notes

• Always use the exact BIOS file for your model.
• Ensure stable power supply.
• Keep laptop charger connected.
• If recovery fails multiple times, hardware service may be required.

This method is mainly for emergency situations when the system is not booting.

Method 9: Update BIOS from an Authorized Service Center

If you feel the BIOS update process is risky or technical, the safest option is to get it done from an authorized service center.

This method is recommended when:

• You are not confident performing the update yourself
• The system is under warranty
• BIOS update failed earlier
• The system is not turning on properly

Why Choose an Authorized Service Center

• Trained technicians handle the update
• They use official tools and correct BIOS files
• Lower risk of system damage
• Safe for expensive laptops or high-end motherboards

What They Usually Do

1. Verify your exact model and serial number
2. Check current BIOS version
3. Download official BIOS firmware
4. Update using professional flashing tools
5. Test system stability after update

If BIOS is corrupted, they may use hardware-level flashing tools to recover it.

Cost Information

• If your device is under warranty, it is often free
• If out of warranty, a small service charge may apply
• Cost depends on brand and region

When This Option Is Best

• After a failed BIOS update
• If the PC is completely dead
• If motherboard needs chip-level reprogramming
• If you want zero risk

Important Tip

Always visit an authorized service center of your brand, not a random local shop. Unauthorized flashing can damage the motherboard permanently.

Method 10: Do Not Update BIOS (If Not Necessary)

Sometimes the smartest decision is not to update the BIOS — especially if your PC is working perfectly fine.

BIOS updates are not like normal software updates. They modify low-level system firmware, and a failed update can cause serious problems.

When You Should Avoid Updating BIOS

• Your PC is working smoothly
• No hardware compatibility issues
• No boot problems
• No security advisory related to your system
• Manufacturer does not specifically recommend updating

If everything is stable, there is usually no need to update.

Why BIOS Update Can Be Risky

• Power failure during update can corrupt BIOS
• Wrong BIOS file can damage motherboard
• Interrupted update may cause system not to boot
• Settings may reset to default

Unlike normal drivers, BIOS updates carry higher risk.

When You Should Update BIOS

You should consider updating only if:

• You are installing a new CPU that requires BIOS support
• Manufacturer released a critical security fix
• You are facing stability or boot issues
• Official support team recommended it

Smart Rule

“If it isn’t broken, don’t fix it.”

BIOS update should be done only when there is a clear reason.

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Related guide: Read our MSI BIOS update guide for a deeper, step-by-step walkthrough.

Frequently Asked Questions