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Step-by-Step Guide: How to Clean Install Windows 10


Performing a clean install of Windows 10 is a great way to start fresh and resolve persistent issues. Follow this step-by-step guide to reinstall the operating system on your device.

Before You Begin

Requirements:

  • Windows 10 Installation Media: USB drive (at least 8GB) or DVD
  • Valid Windows 10 Product Key: If needed
  • Backup Tool: External hard drive or cloud service

Important:

  1. Backup Important Data: Save all files, photos, and important documents, as a clean install will erase everything on your system drive.
  2. Note Product Keys: Note down any software product keys that may be required after installation.

Step-by-Step Guide

Step 1: Create Windows 10 Installation Media

  1. Download Media Creation Tool:

  2. Create the Installation Media:

    • Run the Media Creation Tool.
    • Select "Create installation media for another PC."
    • Choose the language, edition, and architecture (32-bit or 64-bit).
    • Insert the USB drive or prepare a blank DVD.
    • Select USB flash drive or ISO file for DVD.

Step 2: Configure Your Computer to Boot from USB/DVD

  1. Insert Installation Media:

    • Insert the USB drive or DVD into your computer.

  2. Access BIOS/UEFI Settings:

    • Restart the computer.
    • Press the specific key (often F2, F12, Delete, or Esc) to enter BIOS/UEFI settings.
    • Change the boot order to prioritize USB or DVD.

Step 3: Install Windows 10

  1. Start Installation:

    • Reboot your computer.
    • The system should boot from the installation media.
    • Select language, time, and keyboard preferences and click Next.
    • Click on "Install Now."

  2. Enter Product Key:

    • If prompted, enter your Windows 10 product key.
    • If reinstalling and the device was previously activated, select "I don’t have a product key."

  3. Installation Type:

    • Choose "Custom: Install Windows only (Advanced)."

  4. Select Partition:

    • Choose the partition where you want to install Windows 10.
    • Delete existing partitions for a clean install.
    • Create a new partition and format it.
    • Click Next.

Step 4: Set Up Windows 10

  1. Follow On-Screen Instructions:

    • The setup process will copy files, install features, and install updates.
    • Your computer will restart several times.

  2. Personalize Settings:

    • Set up region, language, and keyboard layout.
    • Connect to Wi-Fi if needed.

  3. Create User Account:

    • Sign in with a Microsoft account or create a local account.
    • Set privacy preferences and Cortana settings.

Step 5: Install Drivers and Software

  1. Update Windows:

    • Go to Settings > Update & Security > Windows Update.
    • Check for updates and install them.

  2. Install Drivers:

    • Visit the manufacturer’s website to download and install the latest drivers for your hardware.

  3. Reinstall Applications:

    • Use product keys as needed to reinstall purchased software.

After Installation

  • Restore Data: Copy back your files from backup.
  • Configure Preferences: Tweak settings as desired, like display resolution, power options, etc.

Troubleshooting Tips

  • Installation Issues: Ensure the installation media is correctly created and the boot order is set properly.
  • Driver Problems: Ensure you download the latest drivers suitable for Windows 10 versions.

Performing a clean install of Windows 10 will give your system a fresh start, making it run smoothly and more efficiently. Always ensure data is backed up, and your PC is prepared before starting the installation process.

Updated on May 28, 2025
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