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Chapt 2. Introduction to the use of the development board
2.3.1. How to use balenaEtcher to burn Linux image
1) First prepare a TF card with a capacity of 8GB or more. The transmission speed of the TF card must be class 10 or above. It is recommended to use a TF card of SanDisk and other brands
2) Then use the card reader to insert the TF card into the computer
3) Download the Linux operating system image file compression package that you want to burn from the Orange Pi data download page, and then use the decompression software to decompress it.
Among the decompressed files, the file ending with ".img" is the image file of the operating system.
The size is generally more than 1GB
4) Then download the burning software of Linux image——balenaEtcher, the download address is https://www.balena.io/etcher/
5) After entering the balenaEtcher download page, click the green download button to jump to the place where the software is downloaded
 Img 2.21
6) Then you can choose to download the Portable version of balenaEtcher software. The Portable version does not need to be installed, and you can use it by double-clicking to open it
 Img 2.22
7) If the downloaded version of balenaEtcher needs to be installed, please install it before using it.
If you downloaded the Portable version of balenaEtcher, just double-click to open it.
The opened balenaEtcher interface is shown in the figure below
 Img 2.23
When opening balenaEtcher, if the following error is prompted:
Please select balenaEtcher, right-click, and select Run as administrator.
 Img 2.24
 Img 2.25
8) The specific steps to use balenaEtcher to burn the Linux image are as follows
a. First select the path of the Linux image file to be burned
b. Then select the drive letter of the TF card
c. Finally click Flash to start burning the Linux image to the TF card
 Img 2.26
9) The interface displayed in the process of burning the Linux image by balenaEtcher is shown in the figure below, and the progress bar displays purple, indicating that the Linux image is being burned into the TF card
 Img 2.27
10) After burning the Linux image, balenaEtcher will also verify the image burned to the
TF card by default to ensure that there is no problem in the burning process.
As shown in the figure below, a green progress bar indicates that the image has been burnt, and balenaEtcher is verifying the burnt image.
 Img 2.28
11) After successful burning, the display interface of balenaEtcher is as shown in the figure below.
If the green indicator icon is displayed, it means that the image burning is successful.
At this time, you can exit balenaEtcher, and then pull out the TF card and insert it into the TF card slot of the development board. .
 Img 2.29
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