How to start Raytheon 9 1 1s5a notebook with USB flash drive set by bios?

The startup method of computer bios setting USB flash drive is as follows:

1. After making the U startup disk with the U startup disk making tool, start the computer and press "F 12/F8/ESC" (different brands have different shortcut keys) to enter the BIOS interface;

2. Switch to "Start" after entering the BIOS interface, and prepare to set the USB flash drive to start;

3. Here, press F5/F6 key on the keyboard to switch up and down, and switch "USB HDD" to the first option. After setting, press F 10 on the keyboard to save and restart;

4. Set the USB flash drive as the first startup item after saving weight.