That's right, in the BIOS - it's independent of the OS being run, or indeed if there is any OS at all (which is the case if the machine is turned off and charging.)
HP also have this in bios. If you download their "Biosconfigutility64.exe" and run it with argunents, you can switch the behaviour on the fly without requiring a visit to bios
That's right, in the BIOS - it's independent of the OS being run, or indeed if there is any OS at all (which is the case if the machine is turned off and charging.)