Guide: H4 Mini PC Bios Update

Step 1. Preparation:

  1. 1 x USB flash disk
  2. Rufus.exe (DOS production tool) download address: Rufus - Download (softonic. com)
  3. Bios file
  4. 1 Windows PC

Step 2. Making DOS system.

  1. After the preparation, insert the USB stick into the USB port of the Mini PC, and run Rufus to write the Dos system to the USB stick.
  2. Select the inserted USB flash disk in the Device option of the software, select "FreeDOS" in the "Boot selection" option, and click "START" after selection.
    Note: This operation will delete the data in the USB flash disk, press "OK" to confirm, and then exit after successful production.

Step 3. Extract and copy the BIOS file(Download Bios File) to the root directory of the USB drive, as shown in the following figure.

Step 4. update the BIOS.

  1. Insert the USB stick into the Mini PC's USB port.
  2. Press the power key to start the mini pc and press the "Delete" key on keyboard to enter the BIOS. Expand Advanced>CSM Configuration>Boot option filter, and set it to "Legacy only". After the setting is successful, press "F4" to save and exit.
  3. After restart, quickly press "F11" on the keyboard, select U disk and press "Enter" to confirm entering DOS system.
  4. After entering DOS, enter F and press "Enter" to confirm. When "FPT Operation Successful" appears, it indicates that the BIOS update is successful. Press the Power key to shut down would be fine.


Hystou Technology Co Limited is a reliable manufacturer and exporter of fanless Mini PC, industrial PC, all in one PC and industrial panel PC. Our products are exported to the EU, America, Asia, etc., and have enjoyed a great reputation in the whole world market. In order to supply quality products and excellent services, our company has got approvable reports and certificates of CE, FCC, RoHS, SGS, ISO9001 and so on. Our goal is "Innovation First, Quality First, Customer First, Service First". We are committed to providing quality products, excellent services, competitive prices, quick responses and prompt delivery. Warmly welcome every customer to visit us, and hope we both sides could create a brilliant future with our efforts. OEM and ODM orders are welcomed.

Leave a Reply

Your email address will not be published. Required fields are marked *