If you have an Xbox 360, you can go to the game in the game library and then select "Install Game".
You need steam to install Portal 2 Why not? It's free
The disks should be labled; disk 1 and disk 2. Insert disk 1. when it is done loading it should instruct you to put in disk 2. If the disks are not labled; one of the disks should have an install file, double click on it.
You can't, you need the disk to install the game.
Portal or Portal 2 mods on Steam is installed by first Downloading it and extracting it. Then copy the map file into your Portal 2 maps folder which is Run the game.
In Portal(2) GLaDOS stands for the Genetic Lifeform and Disk Operating System.
Yes , u can do it with Xp bootable disk. Boot it from bootable disk and select 2 partition for install
GLaDOS Genetic Lifeform and Disk Operating System I'd say her real name but it would ruin the surprise.
GLaDOS stands for.......(Genetic Lifeform and Disk Operating System) GLaDOS is the sentient computer system that manages Aperture Laboratories is Portal. She is the antagonist throughout Portal 1 and the first part of Portal 2.
If you install it into you're hardrive then you don't need a disk at all. You simply access the game from the games section.
Yes! online and off
no. no.
Insert the disk, follow the instructions (language and serial number), it will then install on it's own.