Very unlikely. The amount of RAM that is supported is determined by the chipset, not the BIOS.
system bios
Wake on LAN has nothing to do with operating system. It's an option which can be allowed by BIOS. You need to check your BIOS settings and find out if BIOS on your motherboad supports such option. If it does you will see, also you will be able to enable it if it wasn't done automatically.
Enable "Legacy USB keyboard" in your BIOS.
HAV (Hardware assisted Virtualization)
There should be a setting in the BIOS to enable or disable Hyper-Threading (HT), the change can be made there.
You don't. Users have no direct access to the Apple firmware. Macintoshes do not have a BIOS setup screen
LAN is wired WLAN is wireless
WLAN = wireless local area network
Wlan slovenija was created in 2009.
There should be a setting in the BIOS to enable or disable Hyper-Threading (HT), the change can be made there.
The E1000 series of PSP does not have wlan.