Update bios toshiba satellite 2450 model PS245L-003MYP

SOURCE: wireless connection

no the wireless is not standard but the laptop can take it internally
here is a link


http://toshiba.icecat.biz/en/p/PS245E-06VMY-4C/Satellite%25202450-201%2520Works.htm

SOURCE: TOSHIBA SATELLITE 2450 LAPTOP

install audio driver

SOURCE: Toshiba Satellite 2450 Sound

Maybe is dumb answer, but did you try to bring the volume up by small knob on front of the laptop (right side).

SOURCE: how to remove bios password for Toshiba Satellite A200

If you know the current password, use it to enter BIOS SETUP.
Then, type a "blank" ("space-bar") as the "new" password.

If you don't know the current password, you're stuck;
this is a "security" feature to prevent a stolen laptop from being used by the thief.

SOURCE: wifi network

This laptop definately doesn't come with inbuilt wifi card, but does contain the necessary socket to either connect one internally (along with already built in aerial cables to connect it to:) or to use the PCMCIA card slot to insert/install a network card into the side of the machine.