94Chapter 5.TroubleshootingReinstalling Windows (Optional)4 The following window appears, select an installation option.If you click Custom, the procedures from Step 5 continuesequentially.If you click Upgrade, the procedures from Step 6 continuesequentially.This screen may not be displayed depending on the OS•version.Custom•Select this option to Reinstall Windows. You have toreinstall all necessary device drivers and programs afterthe Custom installation. In addition, unnecessary foldersand files may remain on the hard disk drives after theinstallation (e.g. C:\ Windows.old, etc.).Upgrade•Select this option to Upgrade Windows while maintainingcurrent files, configurations and programs. Although youtherefore do not need to reinstall the device drivers andprograms, some programs may not work properly after theupgrade.5 When a window appears asking for the location to install theoperating system to, select a disk drive partition and click theNext button.Drive D includes an area to save the backup image used bySamsung Recovery Solution. Installing Windows to drive C isrecommended.When previous Windows installation files are in the selectedpartition, a message appears informing you that the files andfolders will be moved to the Windows. old folder. Click theOK button.6 The Windows installation continues.The computer will restart 3 times during the installation.If the Press any key to boot from CD or DVD... messageappears after a restart, do not press any button.7 Register a user according to the instructions on the Windowsscreen.8 When the registration is complete, the Windows Desktopscreen appears.For a smooth computer operation, installing the necessarysoftware installation is recommended.