This document is a comprehensive manual detailing the process of building a personal computer from the ground up. It begins with workspace preparation and safety precautions, emphasizing the importance of ESD protection. The manual then guides the user through the installation of various hardware components, including hard drives (IDE and Serial ATA), optical drives, and video cards, with detailed instructions on cable connections and component placement. It also covers BIOS configuration, including system information, boot sequence, date/time settings, and security features like password setup. Furthermore, the manual provides step-by-step instructions for installing Windows 10, from the initial boot process and language selection to accepting terms and conditions, choosing installation options, and configuring critical Windows features like Windows Defender and activation. The manual is designed to be a step-by-step guide for entry-level technicians building a PC, with clear instructions and visual aids.