Very unlikely. The amount of RAM that is supported is determined by the chipset, not the BIOS.
You are flashing the bios.
There are several web sites that will sell you an inexpensive BIOS upgrade. Just download the file and follow the instructions.
Yes
No, you have to "flash a bios" with the up to date version of the software from the vendors site. This would not be an upgrade per say.
Probably not, unless you actually change the BIOS chip.
You can look online for the bios manufacturer and contact them directly for an upgrade to your bios. Many will sell an upgrade if you give a credit card number. Make certain that you do a little separate investigation before you ever give your credit card info over the internet.
i would expect start by getting the program to upgrade it, at the manufacturer's website
All BIOS components are serviceable via a firmware upgrade that is known as "flashing" this process is called "updating the BIOS.
Whenever a BIOS update provides functionality not currently supported that is required by the operating system or hardware.
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.
manufactures website.