: Release the keys once you hear the fans spin at high speed or see the USB activity light blinking. The screen may stay black for several minutes during this process.
The hardware recovery environment is very basic and cannot read most modern file systems.
: While holding the keys, plug in the AC adapter and press the Power button.
: Copy the renamed .fd file directly to the "root" (the main folder) of the USB drive. Do not put it inside any folders. 3. Basic Recovery Procedure
Once the file is prepared on the USB drive, the general steps to initiate the recovery are as follows: : Turn off the laptop and unplug the AC adapter.