I assume that it needs an update, because the board was already produced before the 14th generation was available. However, it is possible that boards manufactured later are already compatible. Finally, you can only find out which BIOS version the board has by asking Digitec. Since version 1205, the board is basically compatible with the latest CPU generation according to the manufacturer's website.

I don't know but Asus has such a list where everything is on it regarding chips and rams