1. If your Motherboard is included in following list you can follow the instruction to restore BIOS. (Z270GT9, Z270GT8, Z270GT6, Z270GT4, B250GT5, B250GT3, Z170GT7, H170GT3, B150ET3, B150GT3, B150GT5, )
2. Remove power cord from your PSU
3. Switch to the backup BIOS ROM using onboard BIOS switch
4. Reconnect power cord and boot up with backup BIOS ROM
How to restore a damaged BIOS ROM
1. Download the BIOS file from www.biostar.com.tw for the proper motherboard model.
2. Copy the BIOS file to a USB pen.
3. Power on motherboard with the undamaged BIOS ROM and press [F12] key during POST screen.
4. After POST screen, BIOS-FLASHER utility will pop out.
5. Switch to the damaged BIOS ROM using onboard BIOS switch.
6. Choose [fs0] to search for BIOS file.
7. Choose BIOS file from the USB flash (pen) drive, then press [Y] key to start BIOS update.
8. Press [Y] key to restart system after BIOS flash complete.
9. Finished.
10. If the above can not resolve your problem please contact with our service center for further help thank you.
