To change the Bios Setting you need an USB⌨️keyboard. Here is the keyboard shortcut list 👉How to enter the Bios and Setup the boot option .

Boot the device and ⌨️press Delete key enter the Bios.

➡️ Chipset

➡️ PCH-IO Configuration

➡️ Lan1 Controller –> Enabled
➡️ Launch LAN1 PXE OpROM –> Enabled
➡️ Lan2 Controller –> Enabled
➡️ Launch LAN2 PXE OpROM –> Enabled

⌨️Press F10 ➡️ Yes, Save & Exit. After reboot, press F11 key the Realtek PXE B01 D00 boot option will displayed.