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  1. Installer script

    cd ~
    wget https://raw.githubusercontent.com/adafruit/Raspberry-Pi-Installer-Scripts/master/adafruit-pitft.sh
    chmod +x adafruit-pitft.sh
    sudo ./adafruit-pitft.sh
  2. PiTFT Selection Once you run it you will be presented with menus for configuration.

For the 2.4", 2.8" and 3.2" PiTFT with resistive touchscreen overlay select #1

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  1. PiTFT as Text Console If you want the PiTFT to act as a text console, select YES to "Would you like the console to appear on the PiTFT display" choose NO to boot into GUI.

  2. Reboot.

Reference: https://learn.adafruit.com/adafruit-pitft-28-inch-resistive-touchscreen-display-raspberry-pi?view=all

PS.

When 2.8" touch screen installed, the display driver will override these settings, so that 320×480 resolution is being used instead, both by X11 and RealVNC. By switching RealVNC into virtual mode, it is possible to start a virtual desktop at a higher resolution:

pi@raspberrypi:~ $ vncserver-virtual

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