Same as on a PC
You insert the disk
You let the Autorun start or go to My Computer and select the Disk that the game is in usually D Drive
You open Setup.exe you select the Next option on every prompt
You pretend to read through the T.o.S. and click on accept I have read the T.o.S.
You wait until the Setup installed the game, you also install Direct X (in case you don't have it on the laptop)
You switch out the disks if it's on multiple disks.
You insert the play disk
You have now installed the game on the laptop