How to fix the “The selected file is not the correct BIOS” error

Key Notes

  • Always verify your current BIOS before attempting an update.
  • Ensure BIOS files are downloaded from official manufacturer websites.
  • Formatting USB drives in FAT32 is essential for BIOS updates.

Troubleshooting the ‘Selected File is Not a Proper BIOS’ Error: A Step-by-Step Guide

The notorious Selected file is not a proper BIOS error can halt your BIOS update process on ASUS, Dell, or other computers. This guide highlights key causes and practical solutions to help you navigate and resolve this issue efficiently.

How to Resolve the ‘Selected File is Not a Proper BIOS’ Error

To effectively tackle the ‘Selected file is not a proper BIOS’ error on your ASUS or Dell computer, follow these streamlined steps:

Step 1: Verify Your Current BIOS Version

Prior to any updates, confirm your existing BIOS version. Here’s how to check:

  • Search for “system information” in the Taskbar.
  • Select the appropriate result.
  • Locate the BIOS Version/Date in the details.

Pro Tip: If the version listed is the latest, there’s no need for further BIOS updates.

Step 2: Check for File Corruption

Corrupted files can cause BIOS updates to fail. If you suspect file issues, re-download the BIOS file directly from your motherboard manufacturer’s official website to ensure integrity.

Step 3: Update Outdated Drivers

Outdated drivers can lead to BIOS update errors. To ensure your device drivers are up-to-date, you can:

  • Visit your hardware manufacturer’s website for the latest drivers.
  • Or, through your PC:
  • Press Win+I to open Windows Settings.
  • Go to Windows Update > Advanced options > Optional updates.
  • Find and select updates under Other updates.
  • Tick the updates you want and click Download & install.

Once all drivers are current, attempt the BIOS update again.

Step 4: Check Your USB Drive

When using a USB drive for BIOS updates, ensure it’s formatted as FAT32:

  • Connect the USB drive to your computer.
  • Open File Explorer and locate This PC.
  • Right-click the USB drive and select Format.
  • Select FAT32 in the File system dropdown menu.
  • Click Start to begin formatting.

Pro Tip: Using the Disk Management tool is another method for formatting if needed.

Additional Tips

  • After verifying all drivers and USB formats, consider running CHKDSK on the USB drive for integrity checks.
  • Always back up important data before performing BIOS updates.
  • Be cautious when choosing BIOS files; verify that they are suitable for your specific motherboard model.

Summary

Facing the ‘Selected file is not a proper BIOS’ error is certainly frustrating, but by verifying your BIOS version, checking for file corruption, updating drivers, and ensuring your USB drive is properly formatted, you can successfully execute a BIOS update without trouble.

Conclusion

By taking the steps outlined in this guide, you can tackle BIOS update errors effectively. Always prioritize downloading BIOS files from trusted sources and maintain your hardware drivers to prevent future issues. Good luck!

FAQ (Frequently Asked Questions)

How can I resolve the ‘Selected file is not a proper BIOS’ error on ASUS?

For ASUS computers, begin by formatting the USB drive to FAT32. If the BIOS file is found to be corrupted, re-download it from the manufacturer’s site, ensure all drivers are up-to-date, and consider running CHKDSK for best results.

What is the best way to update the BIOS on my ASUS motherboard?

You can use ASUS’s official tool, the ASUS BIOS Update Utility, available on their website to determine your current BIOS version and check for available updates.