boot to PXE server on DELL Latitude 5480

 It is important to disable safe boot and enable legacy boot.

F2 key is to enter bios

F12 key is for one time boot menu

Switch to AHCI mode in windows 10 with BitLocker enabled

 

1. click on start and type manage BitLocker and launch it. (requires administrative user)
2. click on Turn off BitLocker (wait on the decryption to finish – it is indicated in the system tray)
3. reboot your computer to make sure BitLocker is disabled.
4. Right-click the Windows Start Menu and click on Command Prompt (Admin).
5. Enter: bcdedit /set {current} safeboot minimal
6. Reboot the computer in to the BIOS  (F2,Del,ESC,F12 or other key depending on the computer manufacturer).
7. Look for SATA operation mode and change it to AHCI and save + reboot computer. (F10 key etc.)
8. windows should start up in safemode.
9. Right-click the Windows Start Menu and click on Command Prompt (Admin).
10. Enter: bcdedit /deletevalue {current} safeboot
11. reboot computer and windows should start up normally again.
12. click on start and type manage BitLocker and launch it. (requires administrative user)
13. click on Turn ON BitLocker you will be required to reboot computer.
14. after reboot wait on the encryption to finish – it is indicated in the system tray