[. . . ] Your PC comes with preloaded software programs and a hidden partition within the hard disk that take up a certain amount of hard disk space. [. . . ] Takes up about 4. 5 GB of hard disk space, reducing the total amount of space available. Replaces the need for system and application recovery CDs. s s Use the following procedures to: s s s s Determine available disk space. Reinstall programs that came with the PC. Displaying Available Hard Disk Space To view the amount of space on your hard disk: 1 Click Start on the desktop. For programs that came on CDs, just reinsert the CD and follow the onscreen instructions. 2 Choose All Programs, hp tools, and then click hp application recovery. 3 Select the option to reinstall the applications shipped with your PC, and click Next. [. . . ] 3 Select the option to reinstall the applications shipped with your PC, and click Next. [. . . ]