Method 1:

  1. Press and hold the Power Button for 5 seconds to turn your computer completely off.
  2. Power on the system. As soon as the first logo screen appears, immediately press the F2 key, or the DEL or ESC key, to enter the BIOS.

Method 2:

  1. Click the Start Start menu and select Settings.
  2. Select Update and Security.
  3. Click Recovery.
  4. Under Advanced startup, click Restart now. The system will restart and show the Windows 10 boot menu.
  5. Select Troubleshoot.
  6. Choose Advanced options.
  7. Select UEFI Firmware Settings.
  8. Click Restart to restart the system and enter UEFI (BIOS).