'''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. <br><br/ > 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. ==
== Preparing a bootable USB flash device on a Windows PC ==# Download and install [http://sourceforge.net/projects/win32diskimager/files/latest/download?source=typ_redirect Image Writer for Windows]. You can use any other application that flashes image to the USB flash device. For example: [http://osforensics.com/tools/write-usb-images.html Passmark ImageUSB].# Download and extract [http://fit- pc2.com/download/fitlet/ BIOS/ bios_updater.zip Bios Updater image] .# Connect the USB flash device to your host PC (ensure that you don' t have any other USB storage devices connected). # Run Win32DiskImager. # Select the target disk in the Device drop-box. # Select the extracted BIOS_Updater.img in the Image File search-box. # Press Write button to proceed. # Wait until completion. # Disconnect the USB flash device and connect it again. It should now be assigned a drive letter.# Download the latest '''[[fitlet: BIOS ROM Files|BIOS binary file]]''' .# Copy the bios-flt.rom file to the root directory on the USB flash device.
== Updating BIOS ==
# Connect the prepared USB flash device to the fitlet and boot (it should be connected to the USB2 connector only).
# Press the DEL key during boot to enter BIOS setup utility.
# Set 1st boot priority to USB Key.
# Save and exit.
# The fitlet should boot to DOS from the USB flash device.
# Type flash.bat
# Wait until completion.
# Disconnect the USB flash device and reboot.
=== Links ===