4.6 Installation Using Operating System Image

4.6.1 Downloading and Preparing Operation System Image File

Download the image file for the operating system you want to install from Raspberry Pi official homepage or other sources. Downloaded data is provided in various compressed file formats. Depending on the situation of the user who installs it, download the appropriate format file, and extract the compressed file according to each compression format and prepare the image format files.

4.5.5 Utilizing Utility after Installing OS

4.5.5.1 Utility Booting Screen

When the utility starts, the utility booting screen always appears as below. This screen appears not only when you install the operating system for the first time, but also when you boot to start the system after installing the operating system.

4.5.4 Installing OS Using Utility

4.5.4.1 Selection of Operating System and Progress

Select the operating system you want to install from the operating system list screen of the utility. You can install multiple operating systems at once, if necessary. Click the [Install] button to continue the installation. Then a confirmation screen will appear informing you that the selected operating system will be installed and all data on the SD card will be erased. Checking here will start the actual installation.

4.5.3 Function of Utility

4.5.3.1 Starting Utility

When everything is ready to use the utility, connect the power cable to the Raspberry Pi and turn on the power, then the utility program starts automatically.

4.5.2 Downloading and Preparing Utility Program

4.5.2.1 Downloading Utility Program

The Raspberry Pi homepage provides the official utility program. Zip or Torrent type of files can be downloaded. Depending on the situation of the user, you download the appropriate format file, and extract the compressed file according to each compression format and prepare it as a normal file. The following shows the contents of the file included in the utility program that has been decompressed.

4.5 Installation Using Utility

4.5.1 Overview of Utility

The utility is a simple and easy utility program that installs the operating system on the Raspberry Pi system. Even beginners can easily install Raspbian and other operating systems on the Raspberry Pi system using the utility. With this tool, you can install Raspbian, the official operating system provided by Raspberry Pi foundation, and you can also use a way to install other operating systems if necessary.

4.4.2 Downloading from Other Soruces

Various external sites provide image data of the operating system that can be used in Raspberry Pi.

At the following URL, you can download not only the image for the Raspbian operating system but also various related materials:

■ https://www.raspbian.org/

4.4 Downloading and Preparing the Installation File

4.4.1 Downloading from Raspberry Pi Homepage

Raspberry Pi homepage provides download for most operating systems available in Raspberry Pi. Use the URL below to download the necessary material:

■ https://www.raspberrypi.org/downloads/

4.3.2 Utility and Formatting SD Card

When installing the operating system on the SD card, installing the operation system by image copying is possible regardless the format of the SD card is the FAT or exFAT format. However, to install the operating system using the utility on the SD card, since the utility bootloader requires the FAT format, the SD card must be formatted as FAT, and the exFAT format is not supported by the utility.

4.3 Preparing an SD Card

4.3.1 Formatting the SD Card

It is recommended to format the SD card for operating system installation in advance. If there is any unnecessay files on it, you should erase all the contents and adjust the SD card format to fit operating system installation.