To reinstall Windows, you will need a copy of the Windows installation media, such as a CD or DVD or USB drive. You will also need a valid product key to activate the system.
Before you begin, make sure you have a complete backup of all your important data. This includes documents, photos, music, movies, financial records, and other important data. Make sure that all important data has been backed up onto an external hard drive or some other form of reliable storage. It is also recommended that you have access to an external CD/DVD drive so that you can read the Windows install disc.
1. Boot from the Install Media
Insert the Windows installation media into the CD/DVD drive or USB port of your computer. Restart the computer and press the key required by your computer’s BIOS to boot from the install media. The key varies from computer to computer and can be a function key such as F12 or Esc, or it may require pressing a particular key combination such as Alt + F10. If you are unsure how to access the BIOS setup, consult your computer’s documentation for instructions.
2. Delete All Partitions
When the installation begins, you will be prompted to choose the type of installation. Select the “Delete All Partitions” option and follow the prompts to delete all existing partitions on the hard drive.
3. Format the Hard Drive
You will then be prompted to format the hard drive. Choose the NTFS file system and follow the prompts to finish formatting the hard drive.
4. Install Windows
The next step is to install Windows. Follow the on-screen prompts to install Windows, entering the valid product key when prompted. Make sure to read the license agreement before proceeding with the installation.
5. Configure Settings
Once the installation is complete, you will be prompted to configure the system settings. You can choose a user name and password, select the time zone and regional settings and also configure any optional hardware devices.
6. Install Drivers
After configuration, you will need to install the hardware drivers for your devices. These can usually be found on the driver discs that came with your computer, or you can download them from the manufacturer’s website.
7. Install Updates
After drivers have been installed, run Windows Update to install any critical updates and security patches. This will ensure that your computer is up to date and protected against the latest threats.
8. Install Antivirus
It is recommended that you also install antivirus software to protect your system against malicious software such as viruses and spyware.
9. Install Additional Software
Finally, install any additional software applications that you might need, such as office suites, web browsers and multimedia applications.
Once all the above steps have been completed, your computer should be ready to use. Keep in mind that all of this can take a significant amount of time, depending on your system and the size of the Windows installation media.