Raspberry Pi 4 Complete Guide

Hi everyone, this is Prateek Singh and welcome to Raspberry Pi 4 starter guide !! In this article you will learn what is Raspberry Pi, how to set it up and what cool things you can do with raspberry pi. Raspberry Pi is world’s smallest single board computer, developed in United Kingdom by Raspberry Pi Foundation on 2020 . The main purpose of this device is to provide education to small kids in developing countries in very low possible cost. It runs on Debian based operating systems to learn coding, programming and basic computer knowledge.

How to Install Operating System in Raspberry Pi4

There are many operating systems (OS) for Raspberry Pi, some are for hacking, Gaming and Media stuffs. But all beginners starts with Raspbian Operating system which is officially developed by raspberry pi foundation and you can download it from the raspberrypi.org. The best part of the Raspberry pi all operating systems are free of cost. Now i am Going to show you how to install raspbian on raspberry pi. Follow the steps below:
Step 1: Download the NOOBS OS from here: https://www.raspberrypi.org/downloads/noobs/
(Make sure to Download the full desktop Version)
Step 2: Insert your Micro SD card on a PC or Laptop using the Card Reader.
Step 3: Now you have to Download the Sd Card Formatter software, here it is:https://www.sdcard.org/downloads/formatter/
Step 4: Open Etcher and select the NOOBS OS Image file , also select the memory card then click on flash.

How to Install LCD Display on Raspberry Pi4 ??

If you are wondering install LCD to Raspberry Pi, there are many versions of LCD for Pi but the popular and the cheap one is 3.5 inch LCD. This small LCD is easy to install, you just have to connect the LCD to the GPIO pins on Raspberry Pi. Just like the Image below.
Plugging the LCD will not work for the first time unless you have done some coding in Raspbian OS. Below are the very easy steps how to install a 3.5 inch LCD on Raspberry Pi.
Step 1: Connect your Raspberry Pi to a PC monitor, also connect the 3.5 inch LCD to Pi.
Step 2: Turn on the pi and make sure its connected to the Internet via WiFi or LAN.
Step 3: Open terminal in Raspbian desktop, and type the following commands.

Step 4: Congratulation !! You have successfully installed your Raspberry Pi LCD.

But now the display will not visible on the PC monitor,  it will only visible to the Raspberry Pi LCD. If you want revert back to the PC monitor, Open the terminal and  type commands to get back.


  1. i installed the software but now it's not showing in any of the both lcd display or monitor pls help

    1. It´s working with an SD memory there is a problem, no image, booting fron sd usb disk.Thanks Prateek

  2. This code is run but it's not showing in 3.5 inch display