'''Important Note: '''<br / > Update your BIOS if system is unstable, or bug fixes provided correspond to your needs only. <br/ > Flashing the BIOS incorrectly has risk to brick your system. See to it that the guide will be followed step-by-step.
To check if you have the latest BIOS version see [[ Fitlet: BIOS ROM Files|fitlet BIOS ROM Files]] and compare to [[Fitlet BIOS guide# Main|BIOS Version]] in your fitlet.
== Preparing the USB Flash Drive with BIOS Updater. ==
# Connect your USB Flash Drive to your computer and format it using '''FAT32'''.
# Download and extract Bios Updater package.<p>The package contains the following files:</p>
# Copy the extracted files to the formatted USB Flash Drive.
# Download the '''[[fitlet: BIOS ROM Files|BIOS binary file]]'''.
# Copy the flt.rom file to the root directory on the USB Flash Drive.
== Updating BIOS ==
# Connect the prepared USB flash device to the fitlet and boot.
# Press the '''DEL''' key during boot to enter BIOS menu.
# Under Save & Exit tab, select the option '''“Launch EFI Shell from filesystem device”'''
# When the system enters the UEFI mode, type the command: ''flash flt'' and press Enter.
# The BIOS flashing process will start.<p>'''Note:''' At the start of the process, the system will hang for 1 minute. This is expected behavior. Please, don’t interrupt it.</p>
# When the process ends, type the command: ''reset'' and press Enter.
# Press the '''DEL''' key during the restart and enter the BIOS menu.
# Under '''Save & Exit''' tab, select the option '''“Restore Defaults”''' and after that '''“Save Changes and Reset”'''.
== Links ==