Introduction

Building a PC is only half the journey. After assembling the hardware, you must install an operating system (OS)—the crucial bridge between your hardware and everyday software. This guide will walk you through installing both Windows and Linux, help you select the right OS for your needs, and provide detailed guidance to ensure compatibility, performance, and ease of use.

1. Choosing the Right Operating System for Your Needs

2. Preparing for Installation

3. Installing Windows 10/11

4. Installing Linux (Using Ubuntu as an Example)

5. Special Considerations for Dual-Boot Systems

6. Optimizing for Performance and Stability

7. Troubleshooting Common Installation Issues

Conclusion

Installing an OS is a critical phase of building a PC that transforms your hardware into a usable machine. Whether you go with Windows for its compatibility or Linux for its power and freedom, understanding the installation process ensures that your DIY PC performs to its full potential. For many users, dual-booting is a great compromise, allowing you to experiment and explore while retaining the familiar.