If using a desktop, connecting your PC to an Uninterruptible Power Supply (UPS) provides the best safety margin against sudden power outages. Step-by-Step Guide: Updating via USB (Recommended Method)
After the computer restarts successfully, complete these final optimization steps. Reset BIOS to Default Settings
If you use Windows BitLocker encryption, updating the BIOS alters the hardware security verification handshake (TPM). Always make sure you have your 48-digit BitLocker recovery key written down or saved to your Microsoft account before updating, or temporarily suspend BitLocker protection in Windows prior to running the flash utility. Final Verdict
If your BIOS opens in , press F7 on your keyboard to switch to Advanced Mode . Step 3: Launch EZ Flash 3
Click on the tab, then select Driver & Utility followed by BIOS & FIRMWARE . asus bios update ez flash 3 top
Use the arrow keys or your mouse to navigate the left panel and select your USB flash drive (often labeled as fs0 or fs1 ).
Use the left navigation panel to select your USB drive from the list of storage devices.
⚠️ A progress bar will appear. Do not touch your keyboard, mouse, or power button. Do not turn off the PC. The system will flash the firmware and automatically reboot when finished. Interrupting this process will permanently corrupt the motherboard firmware. Method 2: Updating via Internet Connection
Before initiating an update, certain precautions are necessary to ensure the safety of your hardware: Backup Your Data If using a desktop, connecting your PC to
Save your changes and exit by pressing . Your computer will now boot normally into your operating system, fully updated. If you run into any issues during the setup, let me know: What motherboard model you are using
The utility will search the ASUS servers for the latest available BIOS version.
Located directly within the ASUS UEFI BIOS utility, it provides a clear, visual navigation system to select your update file.
Do not panic if the PC restarts two or three times during the initial boot after an update; this is normal behavior as the motherboard trains its memory modules to work with the new firmware. Troubleshooting Common EZ Flash 3 Errors Always make sure you have your 48-digit BitLocker
Whether you are a first‑time builder or an experienced enthusiast, mastering ASUS EZ Flash 3 will give you the confidence to keep your system running at its best.
A BIOS update resets all settings to their optimized defaults. If you have customized CPU overclocks, customized fan curves, or active XMP/EXPO memory profiles, write them down or take screenshots before proceeding. Method 1: Updating via USB Flash Drive (Recommended)
Once inside the BIOS, look at the bottom right corner. If you are in "EZ Mode," press F7 to switch to .
until the process is finished and the system reboots automatically. Method 2: Update via Internet (Cloud Update)