Hello I have a laptop compaq presario cq 57-303sl with amd 450, I would like a Bios mod that unlocks all the features cpu etc. Motherboard Hewlett-Packard Model 3577 24.49 Chipset Amd A40/A50 Series Fch REV 00 Southbrige Amd Sb800 REV 40 Bios Hewlett-Packard F.47 12/17/2011 TNKS
From late 2011, all HP bioses are RSA signed. Just open the exe with 7-Zip & extract any of the *.bin file. Try to parse it with Phoenix Tool & you can see the word 'Decrypted' in top of the log.