You can change the Boot Order of Microsoft Surface Pro 3 and above, use the following sequence of commands: Step 1: Shut down your Surface. Step 2: Once Surface has turned off, press and hold the volume-up button. Step 3: With the volume-up button held down, press and release the power button. Step 4: Continue holding the volume-up button until the Surface logo no longer appears on the screen. You should now see the Surface UEFI. Do one of the following: Surface Pro 3 and Surface 3: Go to Step 5 below. Surface Pro 1 and Surface Pro 2: Skip to Step 9 below. Surface Pro 3 and Surface 3: Step 5: Select Configure Alternate System Boot Order . Step 6: Do one of the following: Surface Pro 3: Select USB > SSD Surface 3: Select Network > USB > SSD . Step 7: Select Exit Setup . Step 8: Select Yes to save the configuration and restart Surface. Surface Pro 1 and Surface Pro 2 (optional for Surface Pro 3) Step 9: Select Secure Boot Control