Instruction for Installing WIN XP OS1. Start PC2. Access BIOS Set up3. Load your CD Installer to CD/DVD Drive4. Set CD/DVD Drive as first boot device 5. Save your BIOS settings and exit6. Let the computer start Press any key if prompted.7. Let the system copy files, until it reach partitioning stage.8. On partitioning stage. - erase/delete all partition - create new two partitions with 50% each of your total HDD space9. If finish partitioning, highlight first partition, then press enter key.