Press and hold the Windows key and the B key at the same time, and then press and hold the power button for 2 to 3 seconds. Release the Power button but continue pressing the Windows and B keys. You might hear a series of beeps. The HP BIOS Update screen displays and the recovery begins automatically.
Press the Windows Logo key + P, select a display, and then press Enter. Turn off the computer, and then connect the power cord. Press and hold the Windows key and the B key at the same time, and then press and hold the power button for 2 to 3 seconds.
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hp stuck on logo screen