1. Take Dell as an example. The shortcut key of Dell USB flash drive is F2. At the beginning, the screen of the following example will appear. Press F2 continuously immediately. If you don't know which key to press, the interface will be prompted when you restart.

2. Press F2 to enter the bios, and use the left and right direction keys of the keyboard to find and move to "Advanced -SATA Mode".

3. Then press Enter, and then press the up and down arrow keys of the keyboard to select ATA. This operation is to change the hard disk mode to ATA mode to prevent the blue screen from appearing during installation.

4. After selecting ATA mode, press F 10 on the keyboard to save the settings and automatically exit and restart. When the window pops up, select Yes.

5. After modifying the hard disk mode, start setting the USB flash drive to start. Restart the computer or repeat the first step. When the screen appears, press F2 continuously to enter the BIOS.

6. Then press the up and down keys on the keyboard to move to USB storage? Equipment ",select it and press the keyboard F 10 to save it.

7. After saving the BIOS settings, the notebook computer will automatically restart and enter the system installation interface.