HYSTOU i5-4200U BIOS Update Guide

Part one. (Please prepare one USB drive)

1. Run HPUSBDisk.exe or other similar tools to make a DOS booting USB disk. (Note: Please use empty USB disk driver when making DOS booting, otherwise the data will get lost when formatting USB disk.)

2. Run HPUSBDISK.exe under administrator account


Select “QUICK Format” and “Create a DOS startup disk usig system files located at:”

3. Select DOS making file 0 , click 00 and select file dos7System”


4. Click Start and wait until it finished the USB booting DOS is ready.


Part 2:

1. Copy below files from file “i5BIOSfile” to the root of the USB disk (the same USB disk as part 1).


2. Plug the DOS booting USB disk to the HYSTOU i5 mini computer, power on the computer, press on/off switch, and then keep pressing F11 continuous (press-release and press-release, not press F11 all the time).

(Remark: check video to learn more clearly: https://www.youtube.com/watch?v=azP7F8vosjw&feature=youtu.be )


Select DOS booting from USB



Go to DOS window and input F, then press “Enter”



Waiting until it finished.


Now the problem solved already, computer won’t shut down suddenly after 30 minutes working.

Author: sales@hystou.com

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.