📑 Table of Contents
Introduction
Why Formatting or Resetting Matters
When You Should Format Your PC/Laptop
Preparing for a Format
Backing Up Files (Simple Methods)
Product Keys & Software Checklist
Option 1: Resetting Windows (Without USB)
Step-by-step with screenshots
For Windows 10, 11, and 12
Option 2: Reinstalling Windows (Using USB/DVD)
How to create a bootable USB
BIOS settings explained for beginners
Installing Windows step-by-step
Post-Installation Setup
Drivers, Updates & Software
Activating Windows
Installing Microsoft Office
Common Mistakes to Avoid
Troubleshooting Tips
Fix boot issues
“No device found” errors
Activation problems
Optimize Your PC
Speed tips for older devices
Free tools for disk cleanup & security
Bonus: Where to Get Genuine Product Keys
Key4Sell featured as trusted source
Safe buying tips
FAQs for Seniors and Beginners
Easy explanations
Illustrated answers