3.5 Inch LCD Touch Screen Monitor for Raspberry Pi
Application
This 3.5 Inch LCD touch screen monitor can be applied to Raspberry Pi 1 model B and B+, 2 model B and 3 model B.
Operation Procedures
Download the simplified installation package below (or here). Transfer it to the Raspberry Pi.
Finish the installation with Installation Guide which comes along with the product.
Touch Screen Calibration
1.If there's any deviations of the touch screen, you need to calibrate it. On the touch screen, use a mouse, to click Menu -> Preference -> Calibrate Touchscreen.
2.Then the screen will show 4 points. You need to tap them one by one to calibrate.
3.After calibration, you will get the following. Copy the contents in the red box.
4.In the terminal, type in
sudo nano /etc/X11/xorg.conf.d/99-calibration.conf
Paste what you have copied just now to the file
Press Ctrl + X, select Y, and then press Enter to save the file
5.In the terminal, type in
sudo reboot
After rebooting, the calibration will be done.