Android and Windows are two popular operating systems (OS) for smartphones and computers respectively. Over time, these OSs become slower, vulnerable to viruses, or outdated. To maintain the performance of these devices, it’s necessary to reinstall the OS. In this article, we will guide you on how to do a clean install of Android and Windows 7.
How to Clean Install Android Using PC
There are various reasons why someone might want to install Android on their PC. Perhaps they want to test out apps in a testing environment or want to play Android games on a larger screen. Whatever the reason, here’s how you can do a clean install of Android using your PC.
Prerequisites
Before proceeding with the installation, prepare the following items:
- A PC with a stable internet connection
- An Android device that has a compatible USB cable and USB debugging is enabled
- ADB drivers installed on your PC. You can download and install them from ADB Drivers.
- Factory image for your Android device downloaded on your PC. You can download the factory image from the Google Developers website.
Step-by-Step Guide
Once you have prepared the items above, follow these steps:
- Power off your Android phone.
- Boot into the bootloader mode by pressing the Power button and Volume Down button simultaneously.
- Connect your Android phone to PC via the USB cable.
- Open the command prompt on your PC. Type “cmd” in the search bar or press “Windows key + R” and type “cmd” in the Run dialog box.
- Type the following command in the command prompt: “cd [path to the folder where the downloaded factory image is located]”. Replace [path to the folder where the downloaded factory image is located] with the path to the folder where you downloaded the factory image. For example, if the folder is located on your Desktop, the command would be: “cd C:\Users\[your username]\Desktop”.
- Extract the downloaded factory image file.
- Type the command “fastboot devices” to check whether your device is connected to your PC.
- Type the command “flash-all.bat” if your PC is running Windows, or “flash-all.sh” if your PC is running macOS or Linux.
- Wait for the process to complete, and your Android device will be installed with a clean Android OS.
How to Clean Install Windows 7 Using CD and USB Flash Drive
Clean installing Windows 7 will wipe all data from the hard drive and reinstall the OS from scratch. Before proceeding with this method, ensure that all data is backed up or saved on a separate drive or cloud storage. Here’s how to do it:
Prerequisites
Before proceeding with the installation, prepare the following items:
- A PC with a stable internet connection
- A Windows 7 installation disc or USB flash drive with Windows 7 installation files. You can create a bootable USB drive from the Windows 7 installation files using Windows USB/DVD Download Tool.
- A valid Windows 7 product key
Step-by-Step Guide
Once you have prepared the items above, follow these steps:
- Power on your PC and insert the Windows 7 installation disc or USB flash drive.
- Press the appropriate key to boot from the installation media (usually F2, F12, or Delete key). The key may vary depending on your PC’s manufacturer, so check the instruction manual or manufacturer’s website to determine which key to press.
- Follow the on-screen instructions to install Windows 7.
- Enter your product key when prompted.
- Select “Custom (advanced)” installation type when asked for the type of installation.
- Select the drive where you want to install Windows 7, and click “Format” to wipe all data from the drive.
- Follow the on-screen instructions to complete the installation. This may take some time, so be patient.
- Once the installation is complete, install the necessary drivers and software for your PC, and configure the settings according to your preference.
FAQs
Q1. Will reinstalling my OS make my PC faster?
A1. Reinstalling your OS on a fresh system will remove all the junk files, caches, and other unnecessary files that are slowing down your system. So, reinstalling your OS does make your PC faster.
Q2. Will I lose my data when I reinstall my OS?
A2. When you reinstall your OS, all data and files stored on your hard drive will be erased. Therefore, it’s important to back up your data before proceeding with the installation.
Video Tutorial
Here’s a step-by-step video tutorial for clean installing Windows 7 using a USB flash drive:
