Configuration for the first installation of Raspberry Pi 3

  1. After the installation is complete, turn on wifi or connect to a wired network
  2. Then run the following command on the command line: sudo raspi-config, the Raspberry Pi configuration interface will appear.

    Raspberry Pi 3 first install raspi-config configuration

  3. A description of each of these is as follows:

    1. Expand Filesystem Expand Filesystem

    2. Change User Password Change the password of the default user (pi)

    3. The environment selection entered when Boot Options starts (character or desktop)

    4. Wait for Network at Boot to wait for a network connection when it starts up (keep the default)

    5. Internationalisation Options Internationalisation options, you can change the default language, region, keyboard, etc.

    6. Enable Camera to start the camera module of the Raspberry Pi (open as required)

    7. Add to Rastrack to share your Raspberry Pi address on the map (not recommended)

    8. Overclock overclocking settings (can not overclock by default)

    9. Advanced Options Advanced settings

    10. About raspi-config Information about raspi-config

  4.  

    Here is the main configuration that needs to be done:

    1 Just highlight and press Enter;

    2. For the security of PI, it is recommended to change it, and enter the new password twice after entering the same;

    3. Select according to your own needs, and enter the character interface by default;

    5. Here we focus on changing the default language and time:

    (1)Change Locale

      (If you are used to English, you can skip this step.) It is recommended to install Chinese fonts before proceeding with this step. Run the following command to install: sudo apt-get install ttf-wqy-zenhei ttf-wqy-microhei. Then enter the change local interface, move to the bottom of the screen, use the space bar to select zh-CN.GBK and zh-CN.UTF-8, and then select the default language and select zh-CN. UTF-8 to complete. (The Chinese in the picture is the modified effect);

    Raspberry Pi 3 first install raspi-config configuration

    Raspberry Pi 3 first install raspi-config configuration

    Raspberry Pi 3 first install raspi-config configuration


  5. (2) Change Timezone Set the time zone. The Raspberry Pi does not have an internal clock. It is the time obtained through the network. After entering, select Asia – Shanghai.

    (3) Change Keyboard Layout Select the keyboard layout

    (4) Change Wi-fi Country Select your country

    Raspberry Pi 3 first install raspi-config configuration

  6. 6

    9 Regarding advanced settings, mainly focus on the following points:

    (1) Whether Overscan allows the screen content to be displayed in full screen

    (2) Hostname Change the host name (3) Memory Split memory allocation, choose how much memory to give to the GPU (eg: 16/32/64/128/256) (4) SSH Whether to open SSH, it is recommended to open it, you can connect to PI remotely

    (5) Audio selects the default sound output (3.5MM/HDMI)

    Subsequent SPI/I2C/Serial, etc. are not recommended for novices to modify.

    Raspberry Pi 3 first install raspi-config configuration

  7. After the configuration is complete, restart the Raspberry Pi for the options to take effect.

    Restart command: sudo shutdown -r now.


Chinese input method installation

After the Raspberry Pi is turned on, there is only an English input method by default. When you want to input Chinese, you habitually press ctrl+space, nothing happened, only to find that there is no Chinese input method. embarrassed. . . Well, let’s install one by ourselves, google pinyin has always been the third-party input method I use the most, don’t be surprised, the Raspberry Pi can also be installed, the installation method:
open Terminal (don’t know what??? Click the raspberry icon in the upper left corner <Start menu similar to windows> ->Accessories->Terminal. Welcome to the Linux world) Enter the following command:
        sudo apt-get install fcitx fcitx-googlepinyin 
Briefly explain, fcitx is an input method management tool, most input methods are based on The development of this tool, and of course other input method management tools, will not be discussed. fcitx-googlepinyin is the fcitx version of the Google Pinyin input method, a simple and fast input method, just installed.
After the installation is complete, restart the Raspberry Pi.
After installation, make some small settings, restart first, and then click the Raspberry icon->Preferences->Fctix Configuration to enter the input method management tool as shown in the figure below.



Click the "+" icon in the lower left corner, then remove Only Show Current Language, enter google below to directly search for the google pinyin input method, click OK to add the input method, and then press Ctrl+Space to switch between Chinese and English input methods.

Switching of keyboard layouts

Here, the English input method uses the UK keyboard layout by default. It is found that it is a little different from the US layout. For example, if you want to type the "\" symbol, after poking this key, you will type "#" strangely. Beep the dog. It took me a long time to find out about this problem. I felt inexplicable at the time. Go to the input method management tool and select the UK version of the input method, press the "-" sign to delete it, and then press "+" to add the US version of the input method. .

Ps. Google Pinyin input up and down translation uses not the < and > keys, but the - and + keys. 

Reference:
https://jingyan.baidu.com/article/9f7e7ec0965a8d6f281554ab.html
http://home.eeworld.com.cn/home.php?mod=space&uid=428269&do=blog&id=438905

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