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Hello, I hope everyone is doing well. I am trying to use the LCD screen from the Arduino started kit to display text. I followed this tutorial exactly: [in comments] except that I plugged my LCD directly into the breadboard. The LCD came with header pins, so I didn't solder anything during this project. I am sure that all the wires work. Maybe someone can explain why there would be white boxes instead of text, so I can also troubleshoot. I also looked up other questions on this topic in this fo
Using LCD Displays with Arduino
Feel like I'm missing something simple, but any idea why my LCD screen isn't showing “Hello World”? Found the address and using the I2C library so not sure what else to try?
LCD Screen has only one row of Solid Blocks?? - Displays - Arduino Forum
Top row of LCD shows white blocks - Displays - Arduino Forum
128.64 OLED screen showing random dots irrespective of whatever code I flash onto it's controlling ESP32. What can I do here?? : r/arduino
Only white stripes on I2C 16x2 lcd display - Displays - Arduino Forum
My Arduino LCD display only displays white boxes and when the potentiometer is adjusted it just turns blank. Any help would be great. : r/arduino
White Boxes Issue on LCD 1602 - Displays - Arduino Forum
16 X 2 LCD display blank with Arduino Uno - Arduino Stack Exchange
16x2 LCD Display Module - Pinout & Datasheet
Basic 16x2 Character LCD - White on Black 5V - LCD-00709 - SparkFun Electronics
I2C LCD with ESP32 on Arduino IDE - ESP8266 compatible