1. Please search for your model on Biostar's official website first, and select the latest BIOS version on the "Download" page.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本01.jpg)
2. After clicking the download button, the download method of the requested file will pop up at the top of the page. On the left is the BIOS file, and on the right is the BIOS compressed file.
It is recommended to directly select the BIOS file on the left to download.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本02.jpg)
3. After the download is complete, drag the BIOS file to the USB. Please right-click "Content" in the blank space and make sure that the format of the USB flash drive is "FAT32".
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本03.jpg)
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本04.jpg)
4. Connect the USB flash drive to the system to be updated.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本05.jpg)
5. Please turn on the computer and press the "Delete" key to enter the BIOS immediately, and the screen will display as follows
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本06.jpg)
6. After entering the BIOS, please press F12 again to enter the BIOS update page "BIOS-Flasher Utility". At this time, "fs0" in the figure below is the detected USB device. If you connect multiple USB or hard disks, if it is a hard disk, there will be several optional devices such as "fs1" and "fs2". Please confirm the correct flash drive and press "Enter" to open it.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本07.jpg)
7. The BIOS file just dragged to the USB will appear
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本08.jpg)
8. Press "Enter" again, the system will ask whether to update this BIOS file, please press the "Y" key.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本09.jpg)
9.During the BIOS update process, do not turn off the power or perform other operations.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本10.jpg)
10. After the update is completed, the screen is as follows, please press "Y" to restart. After restarting, please press the "Delete" key again to enter the BIOS.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本11.jpg)
11. After confirming that the BIOS version has been successfully updated, system optimization settings must be performed before entering Windows. Press "F3" and select "Yes" to optimize the settings.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本12.jpg)
12. Press "F10" again, and also select "Yes" to save and exit.
![](http://www.biostar.com.tw/picture/Faq/807/faq/如何使用F12 更新BIOS版本13.jpg)
13. At this point, the update has been completed and can be used normally.